Home / 338,027.32-466,484-194,763.16

Finding the Fourth Proportional to 338,027.32, 466,484 and 194,763.16

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Solution

The fourth proportional to 338,027.32, 466,484 and 194,763.16 is: 268,776.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    338,027.32 : 466,484 = 194,763.16 : x
  2. Step 2: Convert to fraction form
    338,027.32/466,484 = 194,763.16/x
  3. Step 3: Cross multiply
    338,027.32x = 466,484 × 194,763.16
  4. Step 4: Simplify right side
    338,027.32x = 90,853,897,929.44
  5. Step 5: Solve for x
    x = 90,853,897,929.44/338,027.32
  6. Step 6: Final answer
    x = 268,776.79

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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.