Home / 687,818.93-1,031,773.95-182,372.85

Finding the Fourth Proportional to 687,818.93, 1,031,773.95 and 182,372.85

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Solution

The fourth proportional to 687,818.93, 1,031,773.95 and 182,372.85 is: 273,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    687,818.93 : 1,031,773.95 = 182,372.85 : x
  2. Step 2: Convert to fraction form
    687,818.93/1,031,773.95 = 182,372.85/x
  3. Step 3: Cross multiply
    687,818.93x = 1,031,773.95 × 182,372.85
  4. Step 4: Simplify right side
    687,818.93x = 188,167,555,817.26
  5. Step 5: Solve for x
    x = 188,167,555,817.26/687,818.93
  6. Step 6: Final answer
    x = 273,571.36

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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.