Home / 738,013.38-1,107,175.62-239,338.50

Finding the Fourth Proportional to 738,013.38, 1,107,175.62 and 239,338.50

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Solution

The fourth proportional to 738,013.38, 1,107,175.62 and 239,338.50 is: 359,058.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    738,013.38 : 1,107,175.62 = 239,338.50 : x
  2. Step 2: Convert to fraction form
    738,013.38/1,107,175.62 = 239,338.50/x
  3. Step 3: Cross multiply
    738,013.38x = 1,107,175.62 × 239,338.50
  4. Step 4: Simplify right side
    738,013.38x = 264,989,752,127.37
  5. Step 5: Solve for x
    x = 264,989,752,127.37/738,013.38
  6. Step 6: Final answer
    x = 359,058.20

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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.