Home / 766,557.57-1,150,092.27-340,034.55

Finding the Fourth Proportional to 766,557.57, 1,150,092.27 and 340,034.55

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Solution

The fourth proportional to 766,557.57, 1,150,092.27 and 340,034.55 is: 510,165.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,557.57 : 1,150,092.27 = 340,034.55 : x
  2. Step 2: Convert to fraction form
    766,557.57/1,150,092.27 = 340,034.55/x
  3. Step 3: Cross multiply
    766,557.57x = 1,150,092.27 × 340,034.55
  4. Step 4: Simplify right side
    766,557.57x = 391,071,107,487.93
  5. Step 5: Solve for x
    x = 391,071,107,487.93/766,557.57
  6. Step 6: Final answer
    x = 510,165.35

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1.5x scale

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.