Home / 377,572.20-566,358.30-209,610.60

Finding the Fourth Proportional to 377,572.20, 566,358.30 and 209,610.60

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Solution

The fourth proportional to 377,572.20, 566,358.30 and 209,610.60 is: 314,415.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    377,572.20 : 566,358.30 = 209,610.60 : x
  2. Step 2: Convert to fraction form
    377,572.20/566,358.30 = 209,610.60/x
  3. Step 3: Cross multiply
    377,572.20x = 566,358.30 × 209,610.60
  4. Step 4: Simplify right side
    377,572.20x = 118,714,703,077.98
  5. Step 5: Solve for x
    x = 118,714,703,077.98/377,572.20
  6. Step 6: Final answer
    x = 314,415.90

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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.