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Finding the Fourth Proportional to 537,369.76, 804,066.36 and 324,261.28

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Solution

The fourth proportional to 537,369.76, 804,066.36 and 324,261.28 is: 485,192.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    537,369.76 : 804,066.36 = 324,261.28 : x
  2. Step 2: Convert to fraction form
    537,369.76/804,066.36 = 324,261.28/x
  3. Step 3: Cross multiply
    537,369.76x = 804,066.36 × 324,261.28
  4. Step 4: Simplify right side
    537,369.76x = 260,727,587,098.54
  5. Step 5: Solve for x
    x = 260,727,587,098.54/537,369.76
  6. Step 6: Final answer
    x = 485,192.15

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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.