Home / 534,464.20-801,696.30-160,438.60

Finding the Fourth Proportional to 534,464.20, 801,696.30 and 160,438.60

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Solution

The fourth proportional to 534,464.20, 801,696.30 and 160,438.60 is: 240,657.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,464.20 : 801,696.30 = 160,438.60 : x
  2. Step 2: Convert to fraction form
    534,464.20/801,696.30 = 160,438.60/x
  3. Step 3: Cross multiply
    534,464.20x = 801,696.30 × 160,438.60
  4. Step 4: Simplify right side
    534,464.20x = 128,623,031,997.18
  5. Step 5: Solve for x
    x = 128,623,031,997.18/534,464.20
  6. Step 6: Final answer
    x = 240,657.90

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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.