Home / 483,330.72-666,977.76-268,484.52

Finding the Fourth Proportional to 483,330.72, 666,977.76 and 268,484.52

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Solution

The fourth proportional to 483,330.72, 666,977.76 and 268,484.52 is: 370,498.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    483,330.72 : 666,977.76 = 268,484.52 : x
  2. Step 2: Convert to fraction form
    483,330.72/666,977.76 = 268,484.52/x
  3. Step 3: Cross multiply
    483,330.72x = 666,977.76 × 268,484.52
  4. Step 4: Simplify right side
    483,330.72x = 179,073,203,744.28
  5. Step 5: Solve for x
    x = 179,073,203,744.28/483,330.72
  6. Step 6: Final answer
    x = 370,498.29

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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.