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Finding the Fourth Proportional to 544,854, 817,281 and 150,870

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Solution

The fourth proportional to 544,854, 817,281 and 150,870 is: 226,305

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,854 : 817,281 = 150,870 : x
  2. Step 2: Convert to fraction form
    544,854/817,281 = 150,870/x
  3. Step 3: Cross multiply
    544,854x = 817,281 × 150,870
  4. Step 4: Simplify right side
    544,854x = 123,303,184,470
  5. Step 5: Solve for x
    x = 123,303,184,470/544,854
  6. Step 6: Final answer
    x = 226,305

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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.