Home / 766,110.80-1,149,163.10-233,630.28

Finding the Fourth Proportional to 766,110.80, 1,149,163.10 and 233,630.28

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Solution

The fourth proportional to 766,110.80, 1,149,163.10 and 233,630.28 is: 350,444.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,110.80 : 1,149,163.10 = 233,630.28 : x
  2. Step 2: Convert to fraction form
    766,110.80/1,149,163.10 = 233,630.28/x
  3. Step 3: Cross multiply
    766,110.80x = 1,149,163.10 × 233,630.28
  4. Step 4: Simplify right side
    766,110.80x = 268,479,296,818.67
  5. Step 5: Solve for x
    x = 268,479,296,818.67/766,110.80
  6. Step 6: Final answer
    x = 350,444.47

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Double scale
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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.