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Finding the Fourth Proportional to 375,342.60, 563,109.90 and 264,750.60

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Solution

The fourth proportional to 375,342.60, 563,109.90 and 264,750.60 is: 397,193.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,342.60 : 563,109.90 = 264,750.60 : x
  2. Step 2: Convert to fraction form
    375,342.60/563,109.90 = 264,750.60/x
  3. Step 3: Cross multiply
    375,342.60x = 563,109.90 × 264,750.60
  4. Step 4: Simplify right side
    375,342.60x = 149,083,683,890.94
  5. Step 5: Solve for x
    x = 149,083,683,890.94/375,342.60
  6. Step 6: Final answer
    x = 397,193.61

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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.