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Finding the Fourth Proportional to 435,013.04, 652,411.56 and 119,454.32

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Solution

The fourth proportional to 435,013.04, 652,411.56 and 119,454.32 is: 179,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,013.04 : 652,411.56 = 119,454.32 : x
  2. Step 2: Convert to fraction form
    435,013.04/652,411.56 = 119,454.32/x
  3. Step 3: Cross multiply
    435,013.04x = 652,411.56 × 119,454.32
  4. Step 4: Simplify right side
    435,013.04x = 77,933,379,259.94
  5. Step 5: Solve for x
    x = 77,933,379,259.94/435,013.04
  6. Step 6: Final answer
    x = 179,151.82

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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.