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Finding the Fourth Proportional to 552,625.13, 828,937.64 and 153,265.89

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Solution

The fourth proportional to 552,625.13, 828,937.64 and 153,265.89 is: 229,898.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,625.13 : 828,937.64 = 153,265.89 : x
  2. Step 2: Convert to fraction form
    552,625.13/828,937.64 = 153,265.89/x
  3. Step 3: Cross multiply
    552,625.13x = 828,937.64 × 153,265.89
  4. Step 4: Simplify right side
    552,625.13x = 127,047,865,149.10
  5. Step 5: Solve for x
    x = 127,047,865,149.10/552,625.13
  6. Step 6: Final answer
    x = 229,898.82

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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.