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Finding the Fourth Proportional to 576,394.03, 864,707.69 and 202,446.19

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Solution

The fourth proportional to 576,394.03, 864,707.69 and 202,446.19 is: 303,710.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,394.03 : 864,707.69 = 202,446.19 : x
  2. Step 2: Convert to fraction form
    576,394.03/864,707.69 = 202,446.19/x
  3. Step 3: Cross multiply
    576,394.03x = 864,707.69 × 202,446.19
  4. Step 4: Simplify right side
    576,394.03x = 175,056,777,304.20
  5. Step 5: Solve for x
    x = 175,056,777,304.20/576,394.03
  6. Step 6: Final answer
    x = 303,710.25

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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.