Home / 295,828.20-444,020.70-155,687.40

Finding the Fourth Proportional to 295,828.20, 444,020.70 and 155,687.40

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Solution

The fourth proportional to 295,828.20, 444,020.70 and 155,687.40 is: 233,677.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,828.20 : 444,020.70 = 155,687.40 : x
  2. Step 2: Convert to fraction form
    295,828.20/444,020.70 = 155,687.40/x
  3. Step 3: Cross multiply
    295,828.20x = 444,020.70 × 155,687.40
  4. Step 4: Simplify right side
    295,828.20x = 69,128,428,329.18
  5. Step 5: Solve for x
    x = 69,128,428,329.18/295,828.20
  6. Step 6: Final answer
    x = 233,677.62

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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.