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Finding the Fourth Proportional to 547,752.48, 755,896.41 and 302,730.36

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Solution

The fourth proportional to 547,752.48, 755,896.41 and 302,730.36 is: 417,766.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    547,752.48 : 755,896.41 = 302,730.36 : x
  2. Step 2: Convert to fraction form
    547,752.48/755,896.41 = 302,730.36/x
  3. Step 3: Cross multiply
    547,752.48x = 755,896.41 × 302,730.36
  4. Step 4: Simplify right side
    547,752.48x = 228,832,792,322.01
  5. Step 5: Solve for x
    x = 228,832,792,322.01/547,752.48
  6. Step 6: Final answer
    x = 417,766.78

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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.