Home / 767,046.38-1,150,735.65-293,731.75

Finding the Fourth Proportional to 767,046.38, 1,150,735.65 and 293,731.75

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Solution

The fourth proportional to 767,046.38, 1,150,735.65 and 293,731.75 is: 440,661.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,046.38 : 1,150,735.65 = 293,731.75 : x
  2. Step 2: Convert to fraction form
    767,046.38/1,150,735.65 = 293,731.75/x
  3. Step 3: Cross multiply
    767,046.38x = 1,150,735.65 × 293,731.75
  4. Step 4: Simplify right side
    767,046.38x = 338,007,596,598.81
  5. Step 5: Solve for x
    x = 338,007,596,598.81/767,046.38
  6. Step 6: Final answer
    x = 440,661.23

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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.