Home / 846,977.20-1,270,361.26-247,931.96

Finding the Fourth Proportional to 846,977.20, 1,270,361.26 and 247,931.96

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Solution

The fourth proportional to 846,977.20, 1,270,361.26 and 247,931.96 is: 371,867.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,977.20 : 1,270,361.26 = 247,931.96 : x
  2. Step 2: Convert to fraction form
    846,977.20/1,270,361.26 = 247,931.96/x
  3. Step 3: Cross multiply
    846,977.20x = 1,270,361.26 × 247,931.96
  4. Step 4: Simplify right side
    846,977.20x = 314,963,157,099.87
  5. Step 5: Solve for x
    x = 314,963,157,099.87/846,977.20
  6. Step 6: Final answer
    x = 371,867.34

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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.