Home / 758,720.96-1,046,706-456,740

Finding the Fourth Proportional to 758,720.96, 1,046,706 and 456,740

Calculator

Solution

The fourth proportional to 758,720.96, 1,046,706 and 456,740 is: 630,103.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    758,720.96 : 1,046,706 = 456,740 : x
  2. Step 2: Convert to fraction form
    758,720.96/1,046,706 = 456,740/x
  3. Step 3: Cross multiply
    758,720.96x = 1,046,706 × 456,740
  4. Step 4: Simplify right side
    758,720.96x = 478,072,498,440
  5. Step 5: Solve for x
    x = 478,072,498,440/758,720.96
  6. Step 6: Final answer
    x = 630,103.19

Related Problems

Find fourth proportional to 379,360.48, 523,353 and 228,370
Half scale
Find fourth proportional to 1,517,441.92, 2,093,412 and 913,480
Double scale
Find fourth proportional to 758,721.96, 1,046,707.38 and 456,741
Similar ratio
Find fourth proportional to 1,138,081.44, 1,570,059 and 685,110
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.