Home / 931,892.97-1,397,840.87-283,474.87

Finding the Fourth Proportional to 931,892.97, 1,397,840.87 and 283,474.87

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Solution

The fourth proportional to 931,892.97, 1,397,840.87 and 283,474.87 is: 425,212.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    931,892.97 : 1,397,840.87 = 283,474.87 : x
  2. Step 2: Convert to fraction form
    931,892.97/1,397,840.87 = 283,474.87/x
  3. Step 3: Cross multiply
    931,892.97x = 1,397,840.87 × 283,474.87
  4. Step 4: Simplify right side
    931,892.97x = 396,252,758,903.94
  5. Step 5: Solve for x
    x = 396,252,758,903.94/931,892.97
  6. Step 6: Final answer
    x = 425,212.74

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1.5x scale

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.