Home / 603,545.20-904,005.60-366,474.40

Finding the Fourth Proportional to 603,545.20, 904,005.60 and 366,474.40

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Solution

The fourth proportional to 603,545.20, 904,005.60 and 366,474.40 is: 548,914.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,545.20 : 904,005.60 = 366,474.40 : x
  2. Step 2: Convert to fraction form
    603,545.20/904,005.60 = 366,474.40/x
  3. Step 3: Cross multiply
    603,545.20x = 904,005.60 × 366,474.40
  4. Step 4: Simplify right side
    603,545.20x = 331,294,909,856.64
  5. Step 5: Solve for x
    x = 331,294,909,856.64/603,545.20
  6. Step 6: Final answer
    x = 548,914.83

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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.