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Finding the Fourth Proportional to 465,587.52, 699,267.04 and 289,326.32

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Solution

The fourth proportional to 465,587.52, 699,267.04 and 289,326.32 is: 434,539.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,587.52 : 699,267.04 = 289,326.32 : x
  2. Step 2: Convert to fraction form
    465,587.52/699,267.04 = 289,326.32/x
  3. Step 3: Cross multiply
    465,587.52x = 699,267.04 × 289,326.32
  4. Step 4: Simplify right side
    465,587.52x = 202,316,359,380.49
  5. Step 5: Solve for x
    x = 202,316,359,380.49/465,587.52
  6. Step 6: Final answer
    x = 434,539.91

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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.