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Finding the Fourth Proportional to 587,294.40, 810,488.52 and 329,176.08

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Solution

The fourth proportional to 587,294.40, 810,488.52 and 329,176.08 is: 454,275.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,294.40 : 810,488.52 = 329,176.08 : x
  2. Step 2: Convert to fraction form
    587,294.40/810,488.52 = 329,176.08/x
  3. Step 3: Cross multiply
    587,294.40x = 810,488.52 × 329,176.08
  4. Step 4: Simplify right side
    587,294.40x = 266,793,433,898.60
  5. Step 5: Solve for x
    x = 266,793,433,898.60/587,294.40
  6. Step 6: Final answer
    x = 454,275.46

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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.