Home / 330,284.24-495,299.58-140,624.36

Finding the Fourth Proportional to 330,284.24, 495,299.58 and 140,624.36

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Solution

The fourth proportional to 330,284.24, 495,299.58 and 140,624.36 is: 210,882.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,284.24 : 495,299.58 = 140,624.36 : x
  2. Step 2: Convert to fraction form
    330,284.24/495,299.58 = 140,624.36/x
  3. Step 3: Cross multiply
    330,284.24x = 495,299.58 × 140,624.36
  4. Step 4: Simplify right side
    330,284.24x = 69,651,186,445.77
  5. Step 5: Solve for x
    x = 69,651,186,445.77/330,284.24
  6. Step 6: Final answer
    x = 210,882.56

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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.