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Finding the Fourth Proportional to 662,010.96, 913,548.24 and 375,524.91

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Solution

The fourth proportional to 662,010.96, 913,548.24 and 375,524.91 is: 518,209.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,010.96 : 913,548.24 = 375,524.91 : x
  2. Step 2: Convert to fraction form
    662,010.96/913,548.24 = 375,524.91/x
  3. Step 3: Cross multiply
    662,010.96x = 913,548.24 × 375,524.91
  4. Step 4: Simplify right side
    662,010.96x = 343,060,120,606.66
  5. Step 5: Solve for x
    x = 343,060,120,606.66/662,010.96
  6. Step 6: Final answer
    x = 518,209.13

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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.