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Finding the Fourth Proportional to 559,913.82, 840,219.05 and 227,489.82

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Solution

The fourth proportional to 559,913.82, 840,219.05 and 227,489.82 is: 341,376.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,913.82 : 840,219.05 = 227,489.82 : x
  2. Step 2: Convert to fraction form
    559,913.82/840,219.05 = 227,489.82/x
  3. Step 3: Cross multiply
    559,913.82x = 840,219.05 × 227,489.82
  4. Step 4: Simplify right side
    559,913.82x = 191,141,275,106.53
  5. Step 5: Solve for x
    x = 191,141,275,106.53/559,913.82
  6. Step 6: Final answer
    x = 341,376.24

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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.