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Finding the Fourth Proportional to 435,008.90, 652,512.12 and 119,466.11

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Solution

The fourth proportional to 435,008.90, 652,512.12 and 119,466.11 is: 179,198.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,008.90 : 652,512.12 = 119,466.11 : x
  2. Step 2: Convert to fraction form
    435,008.90/652,512.12 = 119,466.11/x
  3. Step 3: Cross multiply
    435,008.90x = 652,512.12 × 119,466.11
  4. Step 4: Simplify right side
    435,008.90x = 77,953,081,441.69
  5. Step 5: Solve for x
    x = 77,953,081,441.69/435,008.90
  6. Step 6: Final answer
    x = 179,198.82

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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.