Home / 779,207.58-1,168,855.83-218,285.82

Finding the Fourth Proportional to 779,207.58, 1,168,855.83 and 218,285.82

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Solution

The fourth proportional to 779,207.58, 1,168,855.83 and 218,285.82 is: 327,441.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    779,207.58 : 1,168,855.83 = 218,285.82 : x
  2. Step 2: Convert to fraction form
    779,207.58/1,168,855.83 = 218,285.82/x
  3. Step 3: Cross multiply
    779,207.58x = 1,168,855.83 × 218,285.82
  4. Step 4: Simplify right side
    779,207.58x = 255,144,653,313.33
  5. Step 5: Solve for x
    x = 255,144,653,313.33/779,207.58
  6. Step 6: Final answer
    x = 327,441.18

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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.