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Finding the Fourth Proportional to 584,612.30, 876,626.85 and 268,712.30

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Solution

The fourth proportional to 584,612.30, 876,626.85 and 268,712.30 is: 402,934.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,612.30 : 876,626.85 = 268,712.30 : x
  2. Step 2: Convert to fraction form
    584,612.30/876,626.85 = 268,712.30/x
  3. Step 3: Cross multiply
    584,612.30x = 876,626.85 × 268,712.30
  4. Step 4: Simplify right side
    584,612.30x = 235,560,417,105.26
  5. Step 5: Solve for x
    x = 235,560,417,105.26/584,612.30
  6. Step 6: Final answer
    x = 402,934.42

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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.