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Finding the Fourth Proportional to 551,287.96, 826,407.04 and 177,048.52

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Solution

The fourth proportional to 551,287.96, 826,407.04 and 177,048.52 is: 265,404.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,287.96 : 826,407.04 = 177,048.52 : x
  2. Step 2: Convert to fraction form
    551,287.96/826,407.04 = 177,048.52/x
  3. Step 3: Cross multiply
    551,287.96x = 826,407.04 × 177,048.52
  4. Step 4: Simplify right side
    551,287.96x = 146,314,143,349.58
  5. Step 5: Solve for x
    x = 146,314,143,349.58/551,287.96
  6. Step 6: Final answer
    x = 265,404.21

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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.