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Finding the Fourth Proportional to 603,003.10, 904,504.65 and 591,193.30

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Solution

The fourth proportional to 603,003.10, 904,504.65 and 591,193.30 is: 886,789.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,003.10 : 904,504.65 = 591,193.30 : x
  2. Step 2: Convert to fraction form
    603,003.10/904,504.65 = 591,193.30/x
  3. Step 3: Cross multiply
    603,003.10x = 904,504.65 × 591,193.30
  4. Step 4: Simplify right side
    603,003.10x = 534,737,088,898.85
  5. Step 5: Solve for x
    x = 534,737,088,898.85/603,003.10
  6. Step 6: Final answer
    x = 886,789.95

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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.