Home / 438,265.52-604,823.68-256,952.24

Finding the Fourth Proportional to 438,265.52, 604,823.68 and 256,952.24

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Solution

The fourth proportional to 438,265.52, 604,823.68 and 256,952.24 is: 354,604.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,265.52 : 604,823.68 = 256,952.24 : x
  2. Step 2: Convert to fraction form
    438,265.52/604,823.68 = 256,952.24/x
  3. Step 3: Cross multiply
    438,265.52x = 604,823.68 × 256,952.24
  4. Step 4: Simplify right side
    438,265.52x = 155,410,799,381.04
  5. Step 5: Solve for x
    x = 155,410,799,381.04/438,265.52
  6. Step 6: Final answer
    x = 354,604.21

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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.