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Finding the Fourth Proportional to 610,535.52, 915,981.12 and 273,501

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Solution

The fourth proportional to 610,535.52, 915,981.12 and 273,501 is: 410,331.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    610,535.52 : 915,981.12 = 273,501 : x
  2. Step 2: Convert to fraction form
    610,535.52/915,981.12 = 273,501/x
  3. Step 3: Cross multiply
    610,535.52x = 915,981.12 × 273,501
  4. Step 4: Simplify right side
    610,535.52x = 250,521,752,301.12
  5. Step 5: Solve for x
    x = 250,521,752,301.12/610,535.52
  6. Step 6: Final answer
    x = 410,331.17

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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.