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Finding the Fourth Proportional to 477,722.03, 716,677.01 and 157,861.00

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Solution

The fourth proportional to 477,722.03, 716,677.01 and 157,861.00 is: 236,822.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,722.03 : 716,677.01 = 157,861.00 : x
  2. Step 2: Convert to fraction form
    477,722.03/716,677.01 = 157,861.00/x
  3. Step 3: Cross multiply
    477,722.03x = 716,677.01 × 157,861.00
  4. Step 4: Simplify right side
    477,722.03x = 113,135,345,102.92
  5. Step 5: Solve for x
    x = 113,135,345,102.92/477,722.03
  6. Step 6: Final answer
    x = 236,822.54

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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.