Home / 415,217.04-573,005.54-231,450.72

Finding the Fourth Proportional to 415,217.04, 573,005.54 and 231,450.72

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Solution

The fourth proportional to 415,217.04, 573,005.54 and 231,450.72 is: 319,405.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,217.04 : 573,005.54 = 231,450.72 : x
  2. Step 2: Convert to fraction form
    415,217.04/573,005.54 = 231,450.72/x
  3. Step 3: Cross multiply
    415,217.04x = 573,005.54 × 231,450.72
  4. Step 4: Simplify right side
    415,217.04x = 132,622,543,226.85
  5. Step 5: Solve for x
    x = 132,622,543,226.85/415,217.04
  6. Step 6: Final answer
    x = 319,405.35

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1.5x scale

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.