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Finding the Fourth Proportional to 484,924.84, 669,217.04 and 270,064.91

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Solution

The fourth proportional to 484,924.84, 669,217.04 and 270,064.91 is: 372,701.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    484,924.84 : 669,217.04 = 270,064.91 : x
  2. Step 2: Convert to fraction form
    484,924.84/669,217.04 = 270,064.91/x
  3. Step 3: Cross multiply
    484,924.84x = 669,217.04 × 270,064.91
  4. Step 4: Simplify right side
    484,924.84x = 180,732,042,026.27
  5. Step 5: Solve for x
    x = 180,732,042,026.27/484,924.84
  6. Step 6: Final answer
    x = 372,701.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.