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Finding the Fourth Proportional to 332,246.40, 497,775.60 and 202,178.40

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Solution

The fourth proportional to 332,246.40, 497,775.60 and 202,178.40 is: 302,906.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,246.40 : 497,775.60 = 202,178.40 : x
  2. Step 2: Convert to fraction form
    332,246.40/497,775.60 = 202,178.40/x
  3. Step 3: Cross multiply
    332,246.40x = 497,775.60 × 202,178.40
  4. Step 4: Simplify right side
    332,246.40x = 100,639,474,367.04
  5. Step 5: Solve for x
    x = 100,639,474,367.04/332,246.40
  6. Step 6: Final answer
    x = 302,906.14

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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.