Home / 768,097.82-1,152,146.85-207,132.38

Finding the Fourth Proportional to 768,097.82, 1,152,146.85 and 207,132.38

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Solution

The fourth proportional to 768,097.82, 1,152,146.85 and 207,132.38 is: 310,698.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    768,097.82 : 1,152,146.85 = 207,132.38 : x
  2. Step 2: Convert to fraction form
    768,097.82/1,152,146.85 = 207,132.38/x
  3. Step 3: Cross multiply
    768,097.82x = 1,152,146.85 × 207,132.38
  4. Step 4: Simplify right side
    768,097.82x = 238,646,919,150.00
  5. Step 5: Solve for x
    x = 238,646,919,150.00/768,097.82
  6. Step 6: Final answer
    x = 310,698.60

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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.