Home / 448,109.12-618,382.76-244,161.74

Finding the Fourth Proportional to 448,109.12, 618,382.76 and 244,161.74

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Solution

The fourth proportional to 448,109.12, 618,382.76 and 244,161.74 is: 336,938.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,109.12 : 618,382.76 = 244,161.74 : x
  2. Step 2: Convert to fraction form
    448,109.12/618,382.76 = 244,161.74/x
  3. Step 3: Cross multiply
    448,109.12x = 618,382.76 × 244,161.74
  4. Step 4: Simplify right side
    448,109.12x = 150,985,408,186.09
  5. Step 5: Solve for x
    x = 150,985,408,186.09/448,109.12
  6. Step 6: Final answer
    x = 336,938.93

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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.