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Finding the Fourth Proportional to 452,951.56, 679,409.61 and 153,432.14

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Solution

The fourth proportional to 452,951.56, 679,409.61 and 153,432.14 is: 230,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,951.56 : 679,409.61 = 153,432.14 : x
  2. Step 2: Convert to fraction form
    452,951.56/679,409.61 = 153,432.14/x
  3. Step 3: Cross multiply
    452,951.56x = 679,409.61 × 153,432.14
  4. Step 4: Simplify right side
    452,951.56x = 104,243,270,398.87
  5. Step 5: Solve for x
    x = 104,243,270,398.87/452,951.56
  6. Step 6: Final answer
    x = 230,142.20

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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.