Home / 951,199.56-1,312,655.07-521,470.47

Finding the Fourth Proportional to 951,199.56, 1,312,655.07 and 521,470.47

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Solution

The fourth proportional to 951,199.56, 1,312,655.07 and 521,470.47 is: 719,629.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,199.56 : 1,312,655.07 = 521,470.47 : x
  2. Step 2: Convert to fraction form
    951,199.56/1,312,655.07 = 521,470.47/x
  3. Step 3: Cross multiply
    951,199.56x = 1,312,655.07 × 521,470.47
  4. Step 4: Simplify right side
    951,199.56x = 684,510,856,300.78
  5. Step 5: Solve for x
    x = 684,510,856,300.78/951,199.56
  6. Step 6: Final answer
    x = 719,629.07

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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.