Home / 284,220.90-425,812.95-231,344.10

Finding the Fourth Proportional to 284,220.90, 425,812.95 and 231,344.10

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Solution

The fourth proportional to 284,220.90, 425,812.95 and 231,344.10 is: 346,594.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,220.90 : 425,812.95 = 231,344.10 : x
  2. Step 2: Convert to fraction form
    284,220.90/425,812.95 = 231,344.10/x
  3. Step 3: Cross multiply
    284,220.90x = 425,812.95 × 231,344.10
  4. Step 4: Simplify right side
    284,220.90x = 98,509,313,686.10
  5. Step 5: Solve for x
    x = 98,509,313,686.10/284,220.90
  6. Step 6: Final answer
    x = 346,594.19

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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.