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Finding the Fourth Proportional to 599,488.48, 826,488.12 and 580,913.56

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Solution

The fourth proportional to 599,488.48, 826,488.12 and 580,913.56 is: 800,879.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,488.48 : 826,488.12 = 580,913.56 : x
  2. Step 2: Convert to fraction form
    599,488.48/826,488.12 = 580,913.56/x
  3. Step 3: Cross multiply
    599,488.48x = 826,488.12 × 580,913.56
  4. Step 4: Simplify right side
    599,488.48x = 480,118,156,086.91
  5. Step 5: Solve for x
    x = 480,118,156,086.91/599,488.48
  6. Step 6: Final answer
    x = 800,879.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.