Home / 558,662.28-837,677.25-511,053.72

Finding the Fourth Proportional to 558,662.28, 837,677.25 and 511,053.72

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Solution

The fourth proportional to 558,662.28, 837,677.25 and 511,053.72 is: 766,291.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,662.28 : 837,677.25 = 511,053.72 : x
  2. Step 2: Convert to fraction form
    558,662.28/837,677.25 = 511,053.72/x
  3. Step 3: Cross multiply
    558,662.28x = 837,677.25 × 511,053.72
  4. Step 4: Simplify right side
    558,662.28x = 428,098,074,771.87
  5. Step 5: Solve for x
    x = 428,098,074,771.87/558,662.28
  6. Step 6: Final answer
    x = 766,291.35

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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.