Home / 1,203,151.30-1,660,320.13-659,260.80

Finding the Fourth Proportional to 1,203,151.30, 1,660,320.13 and 659,260.80

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Solution

The fourth proportional to 1,203,151.30, 1,660,320.13 and 659,260.80 is: 909,764.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,203,151.30 : 1,660,320.13 = 659,260.80 : x
  2. Step 2: Convert to fraction form
    1,203,151.30/1,660,320.13 = 659,260.80/x
  3. Step 3: Cross multiply
    1,203,151.30x = 1,660,320.13 × 659,260.80
  4. Step 4: Simplify right side
    1,203,151.30x = 1,094,583,977,159.90
  5. Step 5: Solve for x
    x = 1,094,583,977,159.90/1,203,151.30
  6. Step 6: Final answer
    x = 909,764.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.