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Finding the Fourth Proportional to 544,595.84, 816,894.12 and 170,648

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Solution

The fourth proportional to 544,595.84, 816,894.12 and 170,648 is: 255,972.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,595.84 : 816,894.12 = 170,648 : x
  2. Step 2: Convert to fraction form
    544,595.84/816,894.12 = 170,648/x
  3. Step 3: Cross multiply
    544,595.84x = 816,894.12 × 170,648
  4. Step 4: Simplify right side
    544,595.84x = 139,401,347,789.76
  5. Step 5: Solve for x
    x = 139,401,347,789.76/544,595.84
  6. Step 6: Final answer
    x = 255,972.11

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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.