Home / 719,853.41-1,079,977.42-314,972.25

Finding the Fourth Proportional to 719,853.41, 1,079,977.42 and 314,972.25

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Solution

The fourth proportional to 719,853.41, 1,079,977.42 and 314,972.25 is: 472,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,853.41 : 1,079,977.42 = 314,972.25 : x
  2. Step 2: Convert to fraction form
    719,853.41/1,079,977.42 = 314,972.25/x
  3. Step 3: Cross multiply
    719,853.41x = 1,079,977.42 × 314,972.25
  4. Step 4: Simplify right side
    719,853.41x = 340,162,914,270.40
  5. Step 5: Solve for x
    x = 340,162,914,270.40/719,853.41
  6. Step 6: Final answer
    x = 472,544.70

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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.