Home / 342,821.64-473,049.42-191,918.76

Finding the Fourth Proportional to 342,821.64, 473,049.42 and 191,918.76

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Solution

The fourth proportional to 342,821.64, 473,049.42 and 191,918.76 is: 264,823.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    342,821.64 : 473,049.42 = 191,918.76 : x
  2. Step 2: Convert to fraction form
    342,821.64/473,049.42 = 191,918.76/x
  3. Step 3: Cross multiply
    342,821.64x = 473,049.42 × 191,918.76
  4. Step 4: Simplify right side
    342,821.64x = 90,787,058,105.12
  5. Step 5: Solve for x
    x = 90,787,058,105.12/342,821.64
  6. Step 6: Final answer
    x = 264,823.01

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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.