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Finding the Fourth Proportional to 582,532.35, 874,008.92 and 203,509.05

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Solution

The fourth proportional to 582,532.35, 874,008.92 and 203,509.05 is: 305,337.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,532.35 : 874,008.92 = 203,509.05 : x
  2. Step 2: Convert to fraction form
    582,532.35/874,008.92 = 203,509.05/x
  3. Step 3: Cross multiply
    582,532.35x = 874,008.92 × 203,509.05
  4. Step 4: Simplify right side
    582,532.35x = 177,868,725,000.73
  5. Step 5: Solve for x
    x = 177,868,725,000.73/582,532.35
  6. Step 6: Final answer
    x = 305,337.08

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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.