Home / 520,141.44-779,886.24-204,231.36

Finding the Fourth Proportional to 520,141.44, 779,886.24 and 204,231.36

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Solution

The fourth proportional to 520,141.44, 779,886.24 and 204,231.36 is: 306,219.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    520,141.44 : 779,886.24 = 204,231.36 : x
  2. Step 2: Convert to fraction form
    520,141.44/779,886.24 = 204,231.36/x
  3. Step 3: Cross multiply
    520,141.44x = 779,886.24 × 204,231.36
  4. Step 4: Simplify right side
    520,141.44x = 159,277,227,440.49
  5. Step 5: Solve for x
    x = 159,277,227,440.49/520,141.44
  6. Step 6: Final answer
    x = 306,219.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.