Home / 330,635.32-495,766.23-302,423.02

Finding the Fourth Proportional to 330,635.32, 495,766.23 and 302,423.02

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Solution

The fourth proportional to 330,635.32, 495,766.23 and 302,423.02 is: 453,463.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,635.32 : 495,766.23 = 302,423.02 : x
  2. Step 2: Convert to fraction form
    330,635.32/495,766.23 = 302,423.02/x
  3. Step 3: Cross multiply
    330,635.32x = 495,766.23 × 302,423.02
  4. Step 4: Simplify right side
    330,635.32x = 149,931,120,490.62
  5. Step 5: Solve for x
    x = 149,931,120,490.62/330,635.32
  6. Step 6: Final answer
    x = 453,463.71

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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.