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Finding the Fourth Proportional to 472,650.70, 652,320.66 and 300,584.92

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Solution

The fourth proportional to 472,650.70, 652,320.66 and 300,584.92 is: 414,847.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,650.70 : 652,320.66 = 300,584.92 : x
  2. Step 2: Convert to fraction form
    472,650.70/652,320.66 = 300,584.92/x
  3. Step 3: Cross multiply
    472,650.70x = 652,320.66 × 300,584.92
  4. Step 4: Simplify right side
    472,650.70x = 196,077,753,400.45
  5. Step 5: Solve for x
    x = 196,077,753,400.45/472,650.70
  6. Step 6: Final answer
    x = 414,847.06

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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.