Home / 411,156.08-567,447.53-229,878.74

Finding the Fourth Proportional to 411,156.08, 567,447.53 and 229,878.74

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Solution

The fourth proportional to 411,156.08, 567,447.53 and 229,878.74 is: 317,261.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,156.08 : 567,447.53 = 229,878.74 : x
  2. Step 2: Convert to fraction form
    411,156.08/567,447.53 = 229,878.74/x
  3. Step 3: Cross multiply
    411,156.08x = 567,447.53 × 229,878.74
  4. Step 4: Simplify right side
    411,156.08x = 130,444,123,481.74
  5. Step 5: Solve for x
    x = 130,444,123,481.74/411,156.08
  6. Step 6: Final answer
    x = 317,261.81

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.