Home / 558,922.36-771,288.66-304,274.44

Finding the Fourth Proportional to 558,922.36, 771,288.66 and 304,274.44

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Solution

The fourth proportional to 558,922.36, 771,288.66 and 304,274.44 is: 419,885.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,922.36 : 771,288.66 = 304,274.44 : x
  2. Step 2: Convert to fraction form
    558,922.36/771,288.66 = 304,274.44/x
  3. Step 3: Cross multiply
    558,922.36x = 771,288.66 × 304,274.44
  4. Step 4: Simplify right side
    558,922.36x = 234,683,425,099.85
  5. Step 5: Solve for x
    x = 234,683,425,099.85/558,922.36
  6. Step 6: Final answer
    x = 419,885.55

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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.