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Finding the Fourth Proportional to 435,011.04, 652,408.56 and 119,452.32

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Solution

The fourth proportional to 435,011.04, 652,408.56 and 119,452.32 is: 179,148.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    435,011.04 : 652,408.56 = 119,452.32 : x
  2. Step 2: Convert to fraction form
    435,011.04/652,408.56 = 119,452.32/x
  3. Step 3: Cross multiply
    435,011.04x = 652,408.56 × 119,452.32
  4. Step 4: Simplify right side
    435,011.04x = 77,931,716,079.86
  5. Step 5: Solve for x
    x = 77,931,716,079.86/435,011.04
  6. Step 6: Final answer
    x = 179,148.82

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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.