Home / 951,254.28-1,312,695.84-521,524.92

Finding the Fourth Proportional to 951,254.28, 1,312,695.84 and 521,524.92

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Solution

The fourth proportional to 951,254.28, 1,312,695.84 and 521,524.92 is: 719,685.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    951,254.28 : 1,312,695.84 = 521,524.92 : x
  2. Step 2: Convert to fraction form
    951,254.28/1,312,695.84 = 521,524.92/x
  3. Step 3: Cross multiply
    951,254.28x = 1,312,695.84 × 521,524.92
  4. Step 4: Simplify right side
    951,254.28x = 684,603,592,940.33
  5. Step 5: Solve for x
    x = 684,603,592,940.33/951,254.28
  6. Step 6: Final answer
    x = 719,685.16

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1.5x scale

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.