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Finding the Fourth Proportional to 588,552, 812,289.24 and 346,757.28

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Solution

The fourth proportional to 588,552, 812,289.24 and 346,757.28 is: 478,576.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,552 : 812,289.24 = 346,757.28 : x
  2. Step 2: Convert to fraction form
    588,552/812,289.24 = 346,757.28/x
  3. Step 3: Cross multiply
    588,552x = 812,289.24 × 346,757.28
  4. Step 4: Simplify right side
    588,552x = 281,667,207,435.67
  5. Step 5: Solve for x
    x = 281,667,207,435.67/588,552
  6. Step 6: Final answer
    x = 478,576.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.