Home / 340,962.83-511,425.69-104,305.51

Finding the Fourth Proportional to 340,962.83, 511,425.69 and 104,305.51

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Solution

The fourth proportional to 340,962.83, 511,425.69 and 104,305.51 is: 156,452.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,962.83 : 511,425.69 = 104,305.51 : x
  2. Step 2: Convert to fraction form
    340,962.83/511,425.69 = 104,305.51/x
  3. Step 3: Cross multiply
    340,962.83x = 511,425.69 × 104,305.51
  4. Step 4: Simplify right side
    340,962.83x = 53,344,514,865.42
  5. Step 5: Solve for x
    x = 53,344,514,865.42/340,962.83
  6. Step 6: Final answer
    x = 156,452.58

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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.