Home / 333,928.20-460,819.88-180,970.78

Finding the Fourth Proportional to 333,928.20, 460,819.88 and 180,970.78

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Solution

The fourth proportional to 333,928.20, 460,819.88 and 180,970.78 is: 249,739.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,928.20 : 460,819.88 = 180,970.78 : x
  2. Step 2: Convert to fraction form
    333,928.20/460,819.88 = 180,970.78/x
  3. Step 3: Cross multiply
    333,928.20x = 460,819.88 × 180,970.78
  4. Step 4: Simplify right side
    333,928.20x = 83,394,933,123.11
  5. Step 5: Solve for x
    x = 83,394,933,123.11/333,928.20
  6. Step 6: Final answer
    x = 249,739.11

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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.