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Finding the Fourth Proportional to 347,350, 521,025 and 98,032

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Solution

The fourth proportional to 347,350, 521,025 and 98,032 is: 147,048

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,350 : 521,025 = 98,032 : x
  2. Step 2: Convert to fraction form
    347,350/521,025 = 98,032/x
  3. Step 3: Cross multiply
    347,350x = 521,025 × 98,032
  4. Step 4: Simplify right side
    347,350x = 51,077,122,800
  5. Step 5: Solve for x
    x = 51,077,122,800/347,350
  6. Step 6: Final answer
    x = 147,048

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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.