Home / 237,948.22-356,221.11-208,423.72

Finding the Fourth Proportional to 237,948.22, 356,221.11 and 208,423.72

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Solution

The fourth proportional to 237,948.22, 356,221.11 and 208,423.72 is: 312,021.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,948.22 : 356,221.11 = 208,423.72 : x
  2. Step 2: Convert to fraction form
    237,948.22/356,221.11 = 208,423.72/x
  3. Step 3: Cross multiply
    237,948.22x = 356,221.11 × 208,423.72
  4. Step 4: Simplify right side
    237,948.22x = 74,244,928,888.73
  5. Step 5: Solve for x
    x = 74,244,928,888.73/237,948.22
  6. Step 6: Final answer
    x = 312,021.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.