Home / 448,108.90-618,382.47-244,161.51

Finding the Fourth Proportional to 448,108.90, 618,382.47 and 244,161.51

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Solution

The fourth proportional to 448,108.90, 618,382.47 and 244,161.51 is: 336,938.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,108.90 : 618,382.47 = 244,161.51 : x
  2. Step 2: Convert to fraction form
    448,108.90/618,382.47 = 244,161.51/x
  3. Step 3: Cross multiply
    448,108.90x = 618,382.47 × 244,161.51
  4. Step 4: Simplify right side
    448,108.90x = 150,985,197,632.73
  5. Step 5: Solve for x
    x = 150,985,197,632.73/448,108.90
  6. Step 6: Final answer
    x = 336,938.63

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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.