Home / 797,287.40-1,195,931.10-765,794.60

Finding the Fourth Proportional to 797,287.40, 1,195,931.10 and 765,794.60

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Solution

The fourth proportional to 797,287.40, 1,195,931.10 and 765,794.60 is: 1,148,691.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,287.40 : 1,195,931.10 = 765,794.60 : x
  2. Step 2: Convert to fraction form
    797,287.40/1,195,931.10 = 765,794.60/x
  3. Step 3: Cross multiply
    797,287.40x = 1,195,931.10 × 765,794.60
  4. Step 4: Simplify right side
    797,287.40x = 915,837,578,352.06
  5. Step 5: Solve for x
    x = 915,837,578,352.06/797,287.40
  6. Step 6: Final answer
    x = 1,148,691.90

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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.