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Finding the Fourth Proportional to 616,028.28, 850,109.82 and 344,101.08

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Solution

The fourth proportional to 616,028.28, 850,109.82 and 344,101.08 is: 474,854.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    616,028.28 : 850,109.82 = 344,101.08 : x
  2. Step 2: Convert to fraction form
    616,028.28/850,109.82 = 344,101.08/x
  3. Step 3: Cross multiply
    616,028.28x = 850,109.82 × 344,101.08
  4. Step 4: Simplify right side
    616,028.28x = 292,523,707,180.61
  5. Step 5: Solve for x
    x = 292,523,707,180.61/616,028.28
  6. Step 6: Final answer
    x = 474,854.35

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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.