Home / 316,383.21-473,820.03-202,172.04

Finding the Fourth Proportional to 316,383.21, 473,820.03 and 202,172.04

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Solution

The fourth proportional to 316,383.21, 473,820.03 and 202,172.04 is: 302,775.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    316,383.21 : 473,820.03 = 202,172.04 : x
  2. Step 2: Convert to fraction form
    316,383.21/473,820.03 = 202,172.04/x
  3. Step 3: Cross multiply
    316,383.21x = 473,820.03 × 202,172.04
  4. Step 4: Simplify right side
    316,383.21x = 95,793,162,057.96
  5. Step 5: Solve for x
    x = 95,793,162,057.96/316,383.21
  6. Step 6: Final answer
    x = 302,775.74

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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.