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Finding the Fourth Proportional to 491,011.00, 735,488.57 and 395,701.54

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Solution

The fourth proportional to 491,011.00, 735,488.57 and 395,701.54 is: 592,723.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,011.00 : 735,488.57 = 395,701.54 : x
  2. Step 2: Convert to fraction form
    491,011.00/735,488.57 = 395,701.54/x
  3. Step 3: Cross multiply
    491,011.00x = 735,488.57 × 395,701.54
  4. Step 4: Simplify right side
    491,011.00x = 291,033,958,951.93
  5. Step 5: Solve for x
    x = 291,033,958,951.93/491,011.00
  6. Step 6: Final answer
    x = 592,723.91

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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.