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Finding the Fourth Proportional to 591,567.30, 887,350.95 and 449,849.70

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Solution

The fourth proportional to 591,567.30, 887,350.95 and 449,849.70 is: 674,774.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    591,567.30 : 887,350.95 = 449,849.70 : x
  2. Step 2: Convert to fraction form
    591,567.30/887,350.95 = 449,849.70/x
  3. Step 3: Cross multiply
    591,567.30x = 887,350.95 × 449,849.70
  4. Step 4: Simplify right side
    591,567.30x = 399,174,558,652.22
  5. Step 5: Solve for x
    x = 399,174,558,652.22/591,567.30
  6. Step 6: Final answer
    x = 674,774.55

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Double scale
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Similar ratio
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1.5x scale

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.