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Finding the Fourth Proportional to 452,737.60, 679,064.88 and 153,183.87

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Solution

The fourth proportional to 452,737.60, 679,064.88 and 153,183.87 is: 229,761.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    452,737.60 : 679,064.88 = 153,183.87 : x
  2. Step 2: Convert to fraction form
    452,737.60/679,064.88 = 153,183.87/x
  3. Step 3: Cross multiply
    452,737.60x = 679,064.88 × 153,183.87
  4. Step 4: Simplify right side
    452,737.60x = 104,021,786,299.49
  5. Step 5: Solve for x
    x = 104,021,786,299.49/452,737.60
  6. Step 6: Final answer
    x = 229,761.76

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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.