Home / 885,792.80-1,327,306.80-766,906.40

Finding the Fourth Proportional to 885,792.80, 1,327,306.80 and 766,906.40

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Solution

The fourth proportional to 885,792.80, 1,327,306.80 and 766,906.40 is: 1,149,162.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    885,792.80 : 1,327,306.80 = 766,906.40 : x
  2. Step 2: Convert to fraction form
    885,792.80/1,327,306.80 = 766,906.40/x
  3. Step 3: Cross multiply
    885,792.80x = 1,327,306.80 × 766,906.40
  4. Step 4: Simplify right side
    885,792.80x = 1,017,920,079,683.52
  5. Step 5: Solve for x
    x = 1,017,920,079,683.52/885,792.80
  6. Step 6: Final answer
    x = 1,149,162.74

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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.