Home / 566,499.60-847,999.80-329,137.20

Finding the Fourth Proportional to 566,499.60, 847,999.80 and 329,137.20

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Solution

The fourth proportional to 566,499.60, 847,999.80 and 329,137.20 is: 492,689.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    566,499.60 : 847,999.80 = 329,137.20 : x
  2. Step 2: Convert to fraction form
    566,499.60/847,999.80 = 329,137.20/x
  3. Step 3: Cross multiply
    566,499.60x = 847,999.80 × 329,137.20
  4. Step 4: Simplify right side
    566,499.60x = 279,108,279,772.56
  5. Step 5: Solve for x
    x = 279,108,279,772.56/566,499.60
  6. Step 6: Final answer
    x = 492,689.28

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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.