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Finding the Fourth Proportional to 338,242.92, 466,749.54 and 187,336.68

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Solution

The fourth proportional to 338,242.92, 466,749.54 and 187,336.68 is: 258,510.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,242.92 : 466,749.54 = 187,336.68 : x
  2. Step 2: Convert to fraction form
    338,242.92/466,749.54 = 187,336.68/x
  3. Step 3: Cross multiply
    338,242.92x = 466,749.54 × 187,336.68
  4. Step 4: Simplify right side
    338,242.92x = 87,439,309,215.13
  5. Step 5: Solve for x
    x = 87,439,309,215.13/338,242.92
  6. Step 6: Final answer
    x = 258,510.39

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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.