Home / 360,971.11-498,146.03-197,624.88

Finding the Fourth Proportional to 360,971.11, 498,146.03 and 197,624.88

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Solution

The fourth proportional to 360,971.11, 498,146.03 and 197,624.88 is: 272,725.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    360,971.11 : 498,146.03 = 197,624.88 : x
  2. Step 2: Convert to fraction form
    360,971.11/498,146.03 = 197,624.88/x
  3. Step 3: Cross multiply
    360,971.11x = 498,146.03 × 197,624.88
  4. Step 4: Simplify right side
    360,971.11x = 98,446,049,401.23
  5. Step 5: Solve for x
    x = 98,446,049,401.23/360,971.11
  6. Step 6: Final answer
    x = 272,725.56

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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.