Home / 551,510.49-827,266.38-172,433.22

Finding the Fourth Proportional to 551,510.49, 827,266.38 and 172,433.22

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Solution

The fourth proportional to 551,510.49, 827,266.38 and 172,433.22 is: 258,650.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,510.49 : 827,266.38 = 172,433.22 : x
  2. Step 2: Convert to fraction form
    551,510.49/827,266.38 = 172,433.22/x
  3. Step 3: Cross multiply
    551,510.49x = 827,266.38 × 172,433.22
  4. Step 4: Simplify right side
    551,510.49x = 142,648,207,575.58
  5. Step 5: Solve for x
    x = 142,648,207,575.58/551,510.49
  6. Step 6: Final answer
    x = 258,650.04

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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.