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Finding the Fourth Proportional to 552,625.63, 828,938.39 and 153,266.39

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Solution

The fourth proportional to 552,625.63, 828,938.39 and 153,266.39 is: 229,899.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,625.63 : 828,938.39 = 153,266.39 : x
  2. Step 2: Convert to fraction form
    552,625.63/828,938.39 = 153,266.39/x
  3. Step 3: Cross multiply
    552,625.63x = 828,938.39 × 153,266.39
  4. Step 4: Simplify right side
    552,625.63x = 127,048,394,567.71
  5. Step 5: Solve for x
    x = 127,048,394,567.71/552,625.63
  6. Step 6: Final answer
    x = 229,899.57

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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.