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Finding the Fourth Proportional to 496,532.16, 744,702.12 and 192,925.80

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Solution

The fourth proportional to 496,532.16, 744,702.12 and 192,925.80 is: 289,351.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,532.16 : 744,702.12 = 192,925.80 : x
  2. Step 2: Convert to fraction form
    496,532.16/744,702.12 = 192,925.80/x
  3. Step 3: Cross multiply
    496,532.16x = 744,702.12 × 192,925.80
  4. Step 4: Simplify right side
    496,532.16x = 143,672,252,262.70
  5. Step 5: Solve for x
    x = 143,672,252,262.70/496,532.16
  6. Step 6: Final answer
    x = 289,351.35

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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.