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Finding the Fourth Proportional to 303,058.83, 418,119.66 and 195,701.43

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Solution

The fourth proportional to 303,058.83, 418,119.66 and 195,701.43 is: 270,002.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    303,058.83 : 418,119.66 = 195,701.43 : x
  2. Step 2: Convert to fraction form
    303,058.83/418,119.66 = 195,701.43/x
  3. Step 3: Cross multiply
    303,058.83x = 418,119.66 × 195,701.43
  4. Step 4: Simplify right side
    303,058.83x = 81,826,615,373.11
  5. Step 5: Solve for x
    x = 81,826,615,373.11/303,058.83
  6. Step 6: Final answer
    x = 270,002.41

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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.