Home / 472,786.04-652,418.16-268,886.56

Finding the Fourth Proportional to 472,786.04, 652,418.16 and 268,886.56

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Solution

The fourth proportional to 472,786.04, 652,418.16 and 268,886.56 is: 371,048.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,786.04 : 652,418.16 = 268,886.56 : x
  2. Step 2: Convert to fraction form
    472,786.04/652,418.16 = 268,886.56/x
  3. Step 3: Cross multiply
    472,786.04x = 652,418.16 × 268,886.56
  4. Step 4: Simplify right side
    472,786.04x = 175,426,471,748.45
  5. Step 5: Solve for x
    x = 175,426,471,748.45/472,786.04
  6. Step 6: Final answer
    x = 371,048.34

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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.