Home / 603,543.20-904,002.60-366,472.40

Finding the Fourth Proportional to 603,543.20, 904,002.60 and 366,472.40

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Solution

The fourth proportional to 603,543.20, 904,002.60 and 366,472.40 is: 548,911.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,543.20 : 904,002.60 = 366,472.40 : x
  2. Step 2: Convert to fraction form
    603,543.20/904,002.60 = 366,472.40/x
  3. Step 3: Cross multiply
    603,543.20x = 904,002.60 × 366,472.40
  4. Step 4: Simplify right side
    603,543.20x = 331,292,002,428.24
  5. Step 5: Solve for x
    x = 331,292,002,428.24/603,543.20
  6. Step 6: Final answer
    x = 548,911.83

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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.