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Finding the Fourth Proportional to 536,936.16, 804,328.96 and 323,585.28

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Solution

The fourth proportional to 536,936.16, 804,328.96 and 323,585.28 is: 484,729.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,936.16 : 804,328.96 = 323,585.28 : x
  2. Step 2: Convert to fraction form
    536,936.16/804,328.96 = 323,585.28/x
  3. Step 3: Cross multiply
    536,936.16x = 804,328.96 × 323,585.28
  4. Step 4: Simplify right side
    536,936.16x = 260,269,011,733.71
  5. Step 5: Solve for x
    x = 260,269,011,733.71/536,936.16
  6. Step 6: Final answer
    x = 484,729.90

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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.