Home / 713,042.80-1,069,563.89-173,296.21

Finding the Fourth Proportional to 713,042.80, 1,069,563.89 and 173,296.21

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Solution

The fourth proportional to 713,042.80, 1,069,563.89 and 173,296.21 is: 259,944.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    713,042.80 : 1,069,563.89 = 173,296.21 : x
  2. Step 2: Convert to fraction form
    713,042.80/1,069,563.89 = 173,296.21/x
  3. Step 3: Cross multiply
    713,042.80x = 1,069,563.89 × 173,296.21
  4. Step 4: Simplify right side
    713,042.80x = 185,351,368,254.62
  5. Step 5: Solve for x
    x = 185,351,368,254.62/713,042.80
  6. Step 6: Final answer
    x = 259,944.24

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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.