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Finding the Fourth Proportional to 589,872.60, 884,808.90 and 497,712.60

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Solution

The fourth proportional to 589,872.60, 884,808.90 and 497,712.60 is: 746,568.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,872.60 : 884,808.90 = 497,712.60 : x
  2. Step 2: Convert to fraction form
    589,872.60/884,808.90 = 497,712.60/x
  3. Step 3: Cross multiply
    589,872.60x = 884,808.90 × 497,712.60
  4. Step 4: Simplify right side
    589,872.60x = 440,380,538,122.14
  5. Step 5: Solve for x
    x = 440,380,538,122.14/589,872.60
  6. Step 6: Final answer
    x = 746,568.90

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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.