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Finding the Fourth Proportional to 496,152.32, 743,291.71 and 293,142.68

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Solution

The fourth proportional to 496,152.32, 743,291.71 and 293,142.68 is: 439,160.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,152.32 : 743,291.71 = 293,142.68 : x
  2. Step 2: Convert to fraction form
    496,152.32/743,291.71 = 293,142.68/x
  3. Step 3: Cross multiply
    496,152.32x = 743,291.71 × 293,142.68
  4. Step 4: Simplify right side
    496,152.32x = 217,890,519,808.30
  5. Step 5: Solve for x
    x = 217,890,519,808.30/496,152.32
  6. Step 6: Final answer
    x = 439,160.54

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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.