Home / 766,854.15-1,150,282.04-765,746.61

Finding the Fourth Proportional to 766,854.15, 1,150,282.04 and 765,746.61

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Solution

The fourth proportional to 766,854.15, 1,150,282.04 and 765,746.61 is: 1,148,620.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,854.15 : 1,150,282.04 = 765,746.61 : x
  2. Step 2: Convert to fraction form
    766,854.15/1,150,282.04 = 765,746.61/x
  3. Step 3: Cross multiply
    766,854.15x = 1,150,282.04 × 765,746.61
  4. Step 4: Simplify right side
    766,854.15x = 880,824,572,673.88
  5. Step 5: Solve for x
    x = 880,824,572,673.88/766,854.15
  6. Step 6: Final answer
    x = 1,148,620.73

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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.