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Finding the Fourth Proportional to 373,903.20, 560,854.80 and 332,568.90

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Solution

The fourth proportional to 373,903.20, 560,854.80 and 332,568.90 is: 498,853.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,903.20 : 560,854.80 = 332,568.90 : x
  2. Step 2: Convert to fraction form
    373,903.20/560,854.80 = 332,568.90/x
  3. Step 3: Cross multiply
    373,903.20x = 560,854.80 × 332,568.90
  4. Step 4: Simplify right side
    373,903.20x = 186,522,863,895.72
  5. Step 5: Solve for x
    x = 186,522,863,895.72/373,903.20
  6. Step 6: Final answer
    x = 498,853.35

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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.