Home / 680,828.20-1,021,242.30-182,192.20

Finding the Fourth Proportional to 680,828.20, 1,021,242.30 and 182,192.20

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Solution

The fourth proportional to 680,828.20, 1,021,242.30 and 182,192.20 is: 273,288.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,828.20 : 1,021,242.30 = 182,192.20 : x
  2. Step 2: Convert to fraction form
    680,828.20/1,021,242.30 = 182,192.20/x
  3. Step 3: Cross multiply
    680,828.20x = 1,021,242.30 × 182,192.20
  4. Step 4: Simplify right side
    680,828.20x = 186,062,381,370.06
  5. Step 5: Solve for x
    x = 186,062,381,370.06/680,828.20
  6. Step 6: Final answer
    x = 273,288.30

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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.