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Finding the Fourth Proportional to 435,007.04, 652,402.56 and 119,448.32

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Solution

The fourth proportional to 435,007.04, 652,402.56 and 119,448.32 is: 179,142.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,007.04 : 652,402.56 = 119,448.32 : x
  2. Step 2: Convert to fraction form
    435,007.04/652,402.56 = 119,448.32/x
  3. Step 3: Cross multiply
    435,007.04x = 652,402.56 × 119,448.32
  4. Step 4: Simplify right side
    435,007.04x = 77,928,389,755.70
  5. Step 5: Solve for x
    x = 77,928,389,755.70/435,007.04
  6. Step 6: Final answer
    x = 179,142.82

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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.