Home / 252,207.12-347,778.72-226,814.16

Finding the Fourth Proportional to 252,207.12, 347,778.72 and 226,814.16

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Solution

The fourth proportional to 252,207.12, 347,778.72 and 226,814.16 is: 312,763.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,207.12 : 347,778.72 = 226,814.16 : x
  2. Step 2: Convert to fraction form
    252,207.12/347,778.72 = 226,814.16/x
  3. Step 3: Cross multiply
    252,207.12x = 347,778.72 × 226,814.16
  4. Step 4: Simplify right side
    252,207.12x = 78,881,138,242.68
  5. Step 5: Solve for x
    x = 78,881,138,242.68/252,207.12
  6. Step 6: Final answer
    x = 312,763.33

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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.