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Finding the Fourth Proportional to 587,188.80, 810,293.40 and 332,541.90

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Solution

The fourth proportional to 587,188.80, 810,293.40 and 332,541.90 is: 458,892.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,188.80 : 810,293.40 = 332,541.90 : x
  2. Step 2: Convert to fraction form
    587,188.80/810,293.40 = 332,541.90/x
  3. Step 3: Cross multiply
    587,188.80x = 810,293.40 × 332,541.90
  4. Step 4: Simplify right side
    587,188.80x = 269,456,506,793.46
  5. Step 5: Solve for x
    x = 269,456,506,793.46/587,188.80
  6. Step 6: Final answer
    x = 458,892.45

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1.5x scale

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.