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Finding the Fourth Proportional to 576,325.44, 864,616.64 and 177,006.51

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Solution

The fourth proportional to 576,325.44, 864,616.64 and 177,006.51 is: 265,549.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,325.44 : 864,616.64 = 177,006.51 : x
  2. Step 2: Convert to fraction form
    576,325.44/864,616.64 = 177,006.51/x
  3. Step 3: Cross multiply
    576,325.44x = 864,616.64 × 177,006.51
  4. Step 4: Simplify right side
    576,325.44x = 153,042,773,049.29
  5. Step 5: Solve for x
    x = 153,042,773,049.29/576,325.44
  6. Step 6: Final answer
    x = 265,549.22

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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.