Home / 384,244.20-576,467.10-147,594.60

Finding the Fourth Proportional to 384,244.20, 576,467.10 and 147,594.60

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Solution

The fourth proportional to 384,244.20, 576,467.10 and 147,594.60 is: 221,430.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    384,244.20 : 576,467.10 = 147,594.60 : x
  2. Step 2: Convert to fraction form
    384,244.20/576,467.10 = 147,594.60/x
  3. Step 3: Cross multiply
    384,244.20x = 576,467.10 × 147,594.60
  4. Step 4: Simplify right side
    384,244.20x = 85,083,431,037.66
  5. Step 5: Solve for x
    x = 85,083,431,037.66/384,244.20
  6. Step 6: Final answer
    x = 221,430.62

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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.