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Finding the Fourth Proportional to 552,873.36, 829,300.32 and 178,896.72

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Solution

The fourth proportional to 552,873.36, 829,300.32 and 178,896.72 is: 268,341.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,873.36 : 829,300.32 = 178,896.72 : x
  2. Step 2: Convert to fraction form
    552,873.36/829,300.32 = 178,896.72/x
  3. Step 3: Cross multiply
    552,873.36x = 829,300.32 × 178,896.72
  4. Step 4: Simplify right side
    552,873.36x = 148,359,107,142.95
  5. Step 5: Solve for x
    x = 148,359,107,142.95/552,873.36
  6. Step 6: Final answer
    x = 268,341.93

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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.