Home / 331,648.60-457,673.34-180,744.28

Finding the Fourth Proportional to 331,648.60, 457,673.34 and 180,744.28

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Solution

The fourth proportional to 331,648.60, 457,673.34 and 180,744.28 is: 249,426.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,648.60 : 457,673.34 = 180,744.28 : x
  2. Step 2: Convert to fraction form
    331,648.60/457,673.34 = 180,744.28/x
  3. Step 3: Cross multiply
    331,648.60x = 457,673.34 × 180,744.28
  4. Step 4: Simplify right side
    331,648.60x = 82,721,838,313.50
  5. Step 5: Solve for x
    x = 82,721,838,313.50/331,648.60
  6. Step 6: Final answer
    x = 249,426.16

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.