Home / 551,895.41-827,962.59-167,612.78

Finding the Fourth Proportional to 551,895.41, 827,962.59 and 167,612.78

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Solution

The fourth proportional to 551,895.41, 827,962.59 and 167,612.78 is: 251,455.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,895.41 : 827,962.59 = 167,612.78 : x
  2. Step 2: Convert to fraction form
    551,895.41/827,962.59 = 167,612.78/x
  3. Step 3: Cross multiply
    551,895.41x = 827,962.59 × 167,612.78
  4. Step 4: Simplify right side
    551,895.41x = 138,777,107,306.09
  5. Step 5: Solve for x
    x = 138,777,107,306.09/551,895.41
  6. Step 6: Final answer
    x = 251,455.45

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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.