Home / 515,790.20-773,685.30-160,801.40

Finding the Fourth Proportional to 515,790.20, 773,685.30 and 160,801.40

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Solution

The fourth proportional to 515,790.20, 773,685.30 and 160,801.40 is: 241,202.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    515,790.20 : 773,685.30 = 160,801.40 : x
  2. Step 2: Convert to fraction form
    515,790.20/773,685.30 = 160,801.40/x
  3. Step 3: Cross multiply
    515,790.20x = 773,685.30 × 160,801.40
  4. Step 4: Simplify right side
    515,790.20x = 124,409,679,399.42
  5. Step 5: Solve for x
    x = 124,409,679,399.42/515,790.20
  6. Step 6: Final answer
    x = 241,202.10

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Similar ratio
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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.