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Finding the Fourth Proportional to 322,968, 484,530.30 and 101,352

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Solution

The fourth proportional to 322,968, 484,530.30 and 101,352 is: 152,052.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    322,968 : 484,530.30 = 101,352 : x
  2. Step 2: Convert to fraction form
    322,968/484,530.30 = 101,352/x
  3. Step 3: Cross multiply
    322,968x = 484,530.30 × 101,352
  4. Step 4: Simplify right side
    322,968x = 49,108,114,965.60
  5. Step 5: Solve for x
    x = 49,108,114,965.60/322,968
  6. Step 6: Final answer
    x = 152,052.57

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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.