Home / 1,079,300.83-1,618,929.02-359,694.80

Finding the Fourth Proportional to 1,079,300.83, 1,618,929.02 and 359,694.80

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Solution

The fourth proportional to 1,079,300.83, 1,618,929.02 and 359,694.80 is: 539,534.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,300.83 : 1,618,929.02 = 359,694.80 : x
  2. Step 2: Convert to fraction form
    1,079,300.83/1,618,929.02 = 359,694.80/x
  3. Step 3: Cross multiply
    1,079,300.83x = 1,618,929.02 × 359,694.80
  4. Step 4: Simplify right side
    1,079,300.83x = 582,320,340,717.98
  5. Step 5: Solve for x
    x = 582,320,340,717.98/1,079,300.83
  6. Step 6: Final answer
    x = 539,534.78

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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.