Home / 447,947.43-618,167.51-246,743.43

Finding the Fourth Proportional to 447,947.43, 618,167.51 and 246,743.43

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Solution

The fourth proportional to 447,947.43, 618,167.51 and 246,743.43 is: 340,505.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,947.43 : 618,167.51 = 246,743.43 : x
  2. Step 2: Convert to fraction form
    447,947.43/618,167.51 = 246,743.43/x
  3. Step 3: Cross multiply
    447,947.43x = 618,167.51 × 246,743.43
  4. Step 4: Simplify right side
    447,947.43x = 152,528,770,498.24
  5. Step 5: Solve for x
    x = 152,528,770,498.24/447,947.43
  6. Step 6: Final answer
    x = 340,505.96

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1.5x scale

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.