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Finding the Fourth Proportional to 608,241.38, 839,348.61 and 353,572.52

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Solution

The fourth proportional to 608,241.38, 839,348.61 and 353,572.52 is: 487,915.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,241.38 : 839,348.61 = 353,572.52 : x
  2. Step 2: Convert to fraction form
    608,241.38/839,348.61 = 353,572.52/x
  3. Step 3: Cross multiply
    608,241.38x = 839,348.61 × 353,572.52
  4. Step 4: Simplify right side
    608,241.38x = 296,770,603,196.20
  5. Step 5: Solve for x
    x = 296,770,603,196.20/608,241.38
  6. Step 6: Final answer
    x = 487,915.84

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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.