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Finding the Fourth Proportional to 440,399.31, 607,713.91 and 244,171.02

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Solution

The fourth proportional to 440,399.31, 607,713.91 and 244,171.02 is: 336,935.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,399.31 : 607,713.91 = 244,171.02 : x
  2. Step 2: Convert to fraction form
    440,399.31/607,713.91 = 244,171.02/x
  3. Step 3: Cross multiply
    440,399.31x = 607,713.91 × 244,171.02
  4. Step 4: Simplify right side
    440,399.31x = 148,386,125,272.89
  5. Step 5: Solve for x
    x = 148,386,125,272.89/440,399.31
  6. Step 6: Final answer
    x = 336,935.42

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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.