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Finding the Fourth Proportional to 582,671.52, 874,007.28 and 208,956.96

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Solution

The fourth proportional to 582,671.52, 874,007.28 and 208,956.96 is: 313,435.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,671.52 : 874,007.28 = 208,956.96 : x
  2. Step 2: Convert to fraction form
    582,671.52/874,007.28 = 208,956.96/x
  3. Step 3: Cross multiply
    582,671.52x = 874,007.28 × 208,956.96
  4. Step 4: Simplify right side
    582,671.52x = 182,629,904,246.67
  5. Step 5: Solve for x
    x = 182,629,904,246.67/582,671.52
  6. Step 6: Final answer
    x = 313,435.44

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Double scale
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Similar ratio
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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.