Home / 454,827.60-682,630.20-202,496.40

Finding the Fourth Proportional to 454,827.60, 682,630.20 and 202,496.40

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Solution

The fourth proportional to 454,827.60, 682,630.20 and 202,496.40 is: 303,917.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,827.60 : 682,630.20 = 202,496.40 : x
  2. Step 2: Convert to fraction form
    454,827.60/682,630.20 = 202,496.40/x
  3. Step 3: Cross multiply
    454,827.60x = 682,630.20 × 202,496.40
  4. Step 4: Simplify right side
    454,827.60x = 138,230,158,031.28
  5. Step 5: Solve for x
    x = 138,230,158,031.28/454,827.60
  6. Step 6: Final answer
    x = 303,917.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.