Home / 989,949.96-1,366,151.40-560,230.02

Finding the Fourth Proportional to 989,949.96, 1,366,151.40 and 560,230.02

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Solution

The fourth proportional to 989,949.96, 1,366,151.40 and 560,230.02 is: 773,129.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    989,949.96 : 1,366,151.40 = 560,230.02 : x
  2. Step 2: Convert to fraction form
    989,949.96/1,366,151.40 = 560,230.02/x
  3. Step 3: Cross multiply
    989,949.96x = 1,366,151.40 × 560,230.02
  4. Step 4: Simplify right side
    989,949.96x = 765,359,026,145.03
  5. Step 5: Solve for x
    x = 765,359,026,145.03/989,949.96
  6. Step 6: Final answer
    x = 773,129.00

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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.