Home / 914,485.60-1,369,914-609,942.88

Finding the Fourth Proportional to 914,485.60, 1,369,914 and 609,942.88

Calculator

Solution

The fourth proportional to 914,485.60, 1,369,914 and 609,942.88 is: 913,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    914,485.60 : 1,369,914 = 609,942.88 : x
  2. Step 2: Convert to fraction form
    914,485.60/1,369,914 = 609,942.88/x
  3. Step 3: Cross multiply
    914,485.60x = 1,369,914 × 609,942.88
  4. Step 4: Simplify right side
    914,485.60x = 835,569,290,512.32
  5. Step 5: Solve for x
    x = 835,569,290,512.32/914,485.60
  6. Step 6: Final answer
    x = 913,704.15

Related Problems

Find fourth proportional to 457,242.80, 684,957 and 304,971.44
Half scale
Find fourth proportional to 1,828,971.20, 2,739,828 and 1,219,885.76
Double scale
Find fourth proportional to 914,486.60, 1,369,915.50 and 609,943.88
Similar ratio
Find fourth proportional to 1,371,728.40, 2,054,871 and 914,914.32
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.