Home / 951,204.06-1,312,661.28-521,474.97

Finding the Fourth Proportional to 951,204.06, 1,312,661.28 and 521,474.97

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Solution

The fourth proportional to 951,204.06, 1,312,661.28 and 521,474.97 is: 719,635.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,204.06 : 1,312,661.28 = 521,474.97 : x
  2. Step 2: Convert to fraction form
    951,204.06/1,312,661.28 = 521,474.97/x
  3. Step 3: Cross multiply
    951,204.06x = 1,312,661.28 × 521,474.97
  4. Step 4: Simplify right side
    951,204.06x = 684,520,001,608.16
  5. Step 5: Solve for x
    x = 684,520,001,608.16/951,204.06
  6. Step 6: Final answer
    x = 719,635.28

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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.