Home / 966,563.31-1,449,289.29-398,336.70

Finding the Fourth Proportional to 966,563.31, 1,449,289.29 and 398,336.70

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Solution

The fourth proportional to 966,563.31, 1,449,289.29 and 398,336.70 is: 597,276.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    966,563.31 : 1,449,289.29 = 398,336.70 : x
  2. Step 2: Convert to fraction form
    966,563.31/1,449,289.29 = 398,336.70/x
  3. Step 3: Cross multiply
    966,563.31x = 1,449,289.29 × 398,336.70
  4. Step 4: Simplify right side
    966,563.31x = 577,305,113,123.94
  5. Step 5: Solve for x
    x = 577,305,113,123.94/966,563.31
  6. Step 6: Final answer
    x = 597,276.05

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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.