Home / 448,257.51-618,587.28-244,310.31

Finding the Fourth Proportional to 448,257.51, 618,587.28 and 244,310.31

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Solution

The fourth proportional to 448,257.51, 618,587.28 and 244,310.31 is: 337,143.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,257.51 : 618,587.28 = 244,310.31 : x
  2. Step 2: Convert to fraction form
    448,257.51/618,587.28 = 244,310.31/x
  3. Step 3: Cross multiply
    448,257.51x = 618,587.28 × 244,310.31
  4. Step 4: Simplify right side
    448,257.51x = 151,127,250,138.86
  5. Step 5: Solve for x
    x = 151,127,250,138.86/448,257.51
  6. Step 6: Final answer
    x = 337,143.82

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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.