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Finding the Fourth Proportional to 496,601.90, 744,902.85 and 465,497.90

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Solution

The fourth proportional to 496,601.90, 744,902.85 and 465,497.90 is: 698,246.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,601.90 : 744,902.85 = 465,497.90 : x
  2. Step 2: Convert to fraction form
    496,601.90/744,902.85 = 465,497.90/x
  3. Step 3: Cross multiply
    496,601.90x = 744,902.85 × 465,497.90
  4. Step 4: Simplify right side
    496,601.90x = 346,750,712,379.02
  5. Step 5: Solve for x
    x = 346,750,712,379.02/496,601.90
  6. Step 6: Final answer
    x = 698,246.85

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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.