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Finding the Fourth Proportional to 440,250, 607,545.06 and 239,046

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Solution

The fourth proportional to 440,250, 607,545.06 and 239,046 is: 329,883.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,250 : 607,545.06 = 239,046 : x
  2. Step 2: Convert to fraction form
    440,250/607,545.06 = 239,046/x
  3. Step 3: Cross multiply
    440,250x = 607,545.06 × 239,046
  4. Step 4: Simplify right side
    440,250x = 145,231,216,412.76
  5. Step 5: Solve for x
    x = 145,231,216,412.76/440,250
  6. Step 6: Final answer
    x = 329,883.51

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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.