Home / 1,025,338.91-1,538,033.00-315,373.10

Finding the Fourth Proportional to 1,025,338.91, 1,538,033.00 and 315,373.10

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Solution

The fourth proportional to 1,025,338.91, 1,538,033.00 and 315,373.10 is: 473,067.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,025,338.91 : 1,538,033.00 = 315,373.10 : x
  2. Step 2: Convert to fraction form
    1,025,338.91/1,538,033.00 = 315,373.10/x
  3. Step 3: Cross multiply
    1,025,338.91x = 1,538,033.00 × 315,373.10
  4. Step 4: Simplify right side
    1,025,338.91x = 485,054,225,845.27
  5. Step 5: Solve for x
    x = 485,054,225,845.27/1,025,338.91
  6. Step 6: Final answer
    x = 473,067.22

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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.