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Finding the Fourth Proportional to 1,166,832, 1,750,248 and 280,368

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Solution

The fourth proportional to 1,166,832, 1,750,248 and 280,368 is: 420,552

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,832 : 1,750,248 = 280,368 : x
  2. Step 2: Convert to fraction form
    1,166,832/1,750,248 = 280,368/x
  3. Step 3: Cross multiply
    1,166,832x = 1,750,248 × 280,368
  4. Step 4: Simplify right side
    1,166,832x = 490,713,531,264
  5. Step 5: Solve for x
    x = 490,713,531,264/1,166,832
  6. Step 6: Final answer
    x = 420,552

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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.