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Finding the Fourth Proportional to 552,612.98, 828,948.63 and 178,665.14

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Solution

The fourth proportional to 552,612.98, 828,948.63 and 178,665.14 is: 268,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,612.98 : 828,948.63 = 178,665.14 : x
  2. Step 2: Convert to fraction form
    552,612.98/828,948.63 = 178,665.14/x
  3. Step 3: Cross multiply
    552,612.98x = 828,948.63 × 178,665.14
  4. Step 4: Simplify right side
    552,612.98x = 148,104,225,774.12
  5. Step 5: Solve for x
    x = 148,104,225,774.12/552,612.98
  6. Step 6: Final answer
    x = 268,007.14

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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.