Home / 284,328.59-392,368.20-157,001.45

Finding the Fourth Proportional to 284,328.59, 392,368.20 and 157,001.45

Calculator

Solution

The fourth proportional to 284,328.59, 392,368.20 and 157,001.45 is: 216,659.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,328.59 : 392,368.20 = 157,001.45 : x
  2. Step 2: Convert to fraction form
    284,328.59/392,368.20 = 157,001.45/x
  3. Step 3: Cross multiply
    284,328.59x = 392,368.20 × 157,001.45
  4. Step 4: Simplify right side
    284,328.59x = 61,602,374,372.05
  5. Step 5: Solve for x
    x = 61,602,374,372.05/284,328.59
  6. Step 6: Final answer
    x = 216,659.10

Related Problems

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.