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Finding the Fourth Proportional to 663,051.49, 995,272.82 and 587,632.49

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Solution

The fourth proportional to 663,051.49, 995,272.82 and 587,632.49 is: 882,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    663,051.49 : 995,272.82 = 587,632.49 : x
  2. Step 2: Convert to fraction form
    663,051.49/995,272.82 = 587,632.49/x
  3. Step 3: Cross multiply
    663,051.49x = 995,272.82 × 587,632.49
  4. Step 4: Simplify right side
    663,051.49x = 584,854,641,488.66
  5. Step 5: Solve for x
    x = 584,854,641,488.66/663,051.49
  6. Step 6: Final answer
    x = 882,065.20

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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.