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Finding the Fourth Proportional to 590,144.70, 884,050.65 and 323,427.90

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Solution

The fourth proportional to 590,144.70, 884,050.65 and 323,427.90 is: 484,502.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    590,144.70 : 884,050.65 = 323,427.90 : x
  2. Step 2: Convert to fraction form
    590,144.70/884,050.65 = 323,427.90/x
  3. Step 3: Cross multiply
    590,144.70x = 884,050.65 × 323,427.90
  4. Step 4: Simplify right side
    590,144.70x = 285,926,645,223.14
  5. Step 5: Solve for x
    x = 285,926,645,223.14/590,144.70
  6. Step 6: Final answer
    x = 484,502.61

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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.