Home / 1,074,048.96-1,610,823.97-315,687.58

Finding the Fourth Proportional to 1,074,048.96, 1,610,823.97 and 315,687.58

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Solution

The fourth proportional to 1,074,048.96, 1,610,823.97 and 315,687.58 is: 473,458.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,048.96 : 1,610,823.97 = 315,687.58 : x
  2. Step 2: Convert to fraction form
    1,074,048.96/1,610,823.97 = 315,687.58/x
  3. Step 3: Cross multiply
    1,074,048.96x = 1,610,823.97 × 315,687.58
  4. Step 4: Simplify right side
    1,074,048.96x = 508,517,115,487.10
  5. Step 5: Solve for x
    x = 508,517,115,487.10/1,074,048.96
  6. Step 6: Final answer
    x = 473,458.04

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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.