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Finding the Fourth Proportional to 650,874.48, 976,458.93 and 351,348.63

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Solution

The fourth proportional to 650,874.48, 976,458.93 and 351,348.63 is: 527,102.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,874.48 : 976,458.93 = 351,348.63 : x
  2. Step 2: Convert to fraction form
    650,874.48/976,458.93 = 351,348.63/x
  3. Step 3: Cross multiply
    650,874.48x = 976,458.93 × 351,348.63
  4. Step 4: Simplify right side
    650,874.48x = 343,077,507,306.77
  5. Step 5: Solve for x
    x = 343,077,507,306.77/650,874.48
  6. Step 6: Final answer
    x = 527,102.41

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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.