Home / 320,090.22-441,686.88-176,841.72

Finding the Fourth Proportional to 320,090.22, 441,686.88 and 176,841.72

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Solution

The fourth proportional to 320,090.22, 441,686.88 and 176,841.72 is: 244,020.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,090.22 : 441,686.88 = 176,841.72 : x
  2. Step 2: Convert to fraction form
    320,090.22/441,686.88 = 176,841.72/x
  3. Step 3: Cross multiply
    320,090.22x = 441,686.88 × 176,841.72
  4. Step 4: Simplify right side
    320,090.22x = 78,108,667,560.63
  5. Step 5: Solve for x
    x = 78,108,667,560.63/320,090.22
  6. Step 6: Final answer
    x = 244,020.79

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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.