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Finding the Fourth Proportional to 332,193.20, 498,289.80 and 330,224.90

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Solution

The fourth proportional to 332,193.20, 498,289.80 and 330,224.90 is: 495,337.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,193.20 : 498,289.80 = 330,224.90 : x
  2. Step 2: Convert to fraction form
    332,193.20/498,289.80 = 330,224.90/x
  3. Step 3: Cross multiply
    332,193.20x = 498,289.80 × 330,224.90
  4. Step 4: Simplify right side
    332,193.20x = 164,547,699,376.02
  5. Step 5: Solve for x
    x = 164,547,699,376.02/332,193.20
  6. Step 6: Final answer
    x = 495,337.35

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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.