Home / 761,992.65-1,143,036.50-201,027.69

Finding the Fourth Proportional to 761,992.65, 1,143,036.50 and 201,027.69

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Solution

The fourth proportional to 761,992.65, 1,143,036.50 and 201,027.69 is: 301,554.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    761,992.65 : 1,143,036.50 = 201,027.69 : x
  2. Step 2: Convert to fraction form
    761,992.65/1,143,036.50 = 201,027.69/x
  3. Step 3: Cross multiply
    761,992.65x = 1,143,036.50 × 201,027.69
  4. Step 4: Simplify right side
    761,992.65x = 229,781,986,175.55
  5. Step 5: Solve for x
    x = 229,781,986,175.55/761,992.65
  6. Step 6: Final answer
    x = 301,554.07

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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.