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Finding the Fourth Proportional to 582,396.92, 873,909.28 and 245,670.88

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Solution

The fourth proportional to 582,396.92, 873,909.28 and 245,670.88 is: 368,638.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,396.92 : 873,909.28 = 245,670.88 : x
  2. Step 2: Convert to fraction form
    582,396.92/873,909.28 = 245,670.88/x
  3. Step 3: Cross multiply
    582,396.92x = 873,909.28 × 245,670.88
  4. Step 4: Simplify right side
    582,396.92x = 214,694,061,857.77
  5. Step 5: Solve for x
    x = 214,694,061,857.77/582,396.92
  6. Step 6: Final answer
    x = 368,638.73

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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.