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Finding the Fourth Proportional to 477,133.96, 715,255.98 and 161,371.12

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Solution

The fourth proportional to 477,133.96, 715,255.98 and 161,371.12 is: 241,906.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,133.96 : 715,255.98 = 161,371.12 : x
  2. Step 2: Convert to fraction form
    477,133.96/715,255.98 = 161,371.12/x
  3. Step 3: Cross multiply
    477,133.96x = 715,255.98 × 161,371.12
  4. Step 4: Simplify right side
    477,133.96x = 115,421,658,579.30
  5. Step 5: Solve for x
    x = 115,421,658,579.30/477,133.96
  6. Step 6: Final answer
    x = 241,906.19

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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.