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Finding the Fourth Proportional to 425,911.44, 587,747.48 and 234,920.74

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Solution

The fourth proportional to 425,911.44, 587,747.48 and 234,920.74 is: 324,184.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,911.44 : 587,747.48 = 234,920.74 : x
  2. Step 2: Convert to fraction form
    425,911.44/587,747.48 = 234,920.74/x
  3. Step 3: Cross multiply
    425,911.44x = 587,747.48 × 234,920.74
  4. Step 4: Simplify right side
    425,911.44x = 138,074,072,934.74
  5. Step 5: Solve for x
    x = 138,074,072,934.74/425,911.44
  6. Step 6: Final answer
    x = 324,184.94

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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.