Home / 791,619.20-1,185,679.20-651,651.20

Finding the Fourth Proportional to 791,619.20, 1,185,679.20 and 651,651.20

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Solution

The fourth proportional to 791,619.20, 1,185,679.20 and 651,651.20 is: 976,036.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,619.20 : 1,185,679.20 = 651,651.20 : x
  2. Step 2: Convert to fraction form
    791,619.20/1,185,679.20 = 651,651.20/x
  3. Step 3: Cross multiply
    791,619.20x = 1,185,679.20 × 651,651.20
  4. Step 4: Simplify right side
    791,619.20x = 772,649,273,495.04
  5. Step 5: Solve for x
    x = 772,649,273,495.04/791,619.20
  6. Step 6: Final answer
    x = 976,036.55

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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.