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Finding the Fourth Proportional to 667,372.10, 1,000,615.23 and 467,934.10

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Solution

The fourth proportional to 667,372.10, 1,000,615.23 and 467,934.10 is: 701,590.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,372.10 : 1,000,615.23 = 467,934.10 : x
  2. Step 2: Convert to fraction form
    667,372.10/1,000,615.23 = 467,934.10/x
  3. Step 3: Cross multiply
    667,372.10x = 1,000,615.23 × 467,934.10
  4. Step 4: Simplify right side
    667,372.10x = 468,221,984,594.81
  5. Step 5: Solve for x
    x = 468,221,984,594.81/667,372.10
  6. Step 6: Final answer
    x = 701,590.59

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1.5x scale

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.