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Finding the Fourth Proportional to 552,466.17, 828,696.78 and 153,105.75

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Solution

The fourth proportional to 552,466.17, 828,696.78 and 153,105.75 is: 229,657.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,466.17 : 828,696.78 = 153,105.75 : x
  2. Step 2: Convert to fraction form
    552,466.17/828,696.78 = 153,105.75/x
  3. Step 3: Cross multiply
    552,466.17x = 828,696.78 × 153,105.75
  4. Step 4: Simplify right side
    552,466.17x = 126,878,242,024.49
  5. Step 5: Solve for x
    x = 126,878,242,024.49/552,466.17
  6. Step 6: Final answer
    x = 229,657.94

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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.