Home / 438,397.20-604,927.44-244,781.28

Finding the Fourth Proportional to 438,397.20, 604,927.44 and 244,781.28

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Solution

The fourth proportional to 438,397.20, 604,927.44 and 244,781.28 is: 337,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    438,397.20 : 604,927.44 = 244,781.28 : x
  2. Step 2: Convert to fraction form
    438,397.20/604,927.44 = 244,781.28/x
  3. Step 3: Cross multiply
    438,397.20x = 604,927.44 × 244,781.28
  4. Step 4: Simplify right side
    438,397.20x = 148,074,913,070.32
  5. Step 5: Solve for x
    x = 148,074,913,070.32/438,397.20
  6. Step 6: Final answer
    x = 337,764.28

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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.