Home / 701,726.40-1,051,034.40-543,441.60

Finding the Fourth Proportional to 701,726.40, 1,051,034.40 and 543,441.60

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Solution

The fourth proportional to 701,726.40, 1,051,034.40 and 543,441.60 is: 813,958.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,726.40 : 1,051,034.40 = 543,441.60 : x
  2. Step 2: Convert to fraction form
    701,726.40/1,051,034.40 = 543,441.60/x
  3. Step 3: Cross multiply
    701,726.40x = 1,051,034.40 × 543,441.60
  4. Step 4: Simplify right side
    701,726.40x = 571,175,815,991.04
  5. Step 5: Solve for x
    x = 571,175,815,991.04/701,726.40
  6. Step 6: Final answer
    x = 813,958.00

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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.