Home / 835,859.16-1,254,000.96-386,903.88

Finding the Fourth Proportional to 835,859.16, 1,254,000.96 and 386,903.88

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Solution

The fourth proportional to 835,859.16, 1,254,000.96 and 386,903.88 is: 580,454.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    835,859.16 : 1,254,000.96 = 386,903.88 : x
  2. Step 2: Convert to fraction form
    835,859.16/1,254,000.96 = 386,903.88/x
  3. Step 3: Cross multiply
    835,859.16x = 1,254,000.96 × 386,903.88
  4. Step 4: Simplify right side
    835,859.16x = 485,177,836,947.73
  5. Step 5: Solve for x
    x = 485,177,836,947.73/835,859.16
  6. Step 6: Final answer
    x = 580,454.05

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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.