Home / 330,289.38-495,434.05-93,634.11

Finding the Fourth Proportional to 330,289.38, 495,434.05 and 93,634.11

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Solution

The fourth proportional to 330,289.38, 495,434.05 and 93,634.11 is: 140,451.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,289.38 : 495,434.05 = 93,634.11 : x
  2. Step 2: Convert to fraction form
    330,289.38/495,434.05 = 93,634.11/x
  3. Step 3: Cross multiply
    330,289.38x = 495,434.05 × 93,634.11
  4. Step 4: Simplify right side
    330,289.38x = 46,389,526,101.36
  5. Step 5: Solve for x
    x = 46,389,526,101.36/330,289.38
  6. Step 6: Final answer
    x = 140,451.16

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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.