Home / 767,499.78-1,151,252.46-235,018.65

Finding the Fourth Proportional to 767,499.78, 1,151,252.46 and 235,018.65

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Solution

The fourth proportional to 767,499.78, 1,151,252.46 and 235,018.65 is: 352,528.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,499.78 : 1,151,252.46 = 235,018.65 : x
  2. Step 2: Convert to fraction form
    767,499.78/1,151,252.46 = 235,018.65/x
  3. Step 3: Cross multiply
    767,499.78x = 1,151,252.46 × 235,018.65
  4. Step 4: Simplify right side
    767,499.78x = 270,565,798,958.38
  5. Step 5: Solve for x
    x = 270,565,798,958.38/767,499.78
  6. Step 6: Final answer
    x = 352,528.83

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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.