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Finding the Fourth Proportional to 477,471.63, 716,204.19 and 122,485.89

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Solution

The fourth proportional to 477,471.63, 716,204.19 and 122,485.89 is: 183,728.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,471.63 : 716,204.19 = 122,485.89 : x
  2. Step 2: Convert to fraction form
    477,471.63/716,204.19 = 122,485.89/x
  3. Step 3: Cross multiply
    477,471.63x = 716,204.19 × 122,485.89
  4. Step 4: Simplify right side
    477,471.63x = 87,724,907,633.88
  5. Step 5: Solve for x
    x = 87,724,907,633.88/477,471.63
  6. Step 6: Final answer
    x = 183,728.00

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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.