Home / 762,045.44-1,143,071.97-193,426.71

Finding the Fourth Proportional to 762,045.44, 1,143,071.97 and 193,426.71

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Solution

The fourth proportional to 762,045.44, 1,143,071.97 and 193,426.71 is: 290,141.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    762,045.44 : 1,143,071.97 = 193,426.71 : x
  2. Step 2: Convert to fraction form
    762,045.44/1,143,071.97 = 193,426.71/x
  3. Step 3: Cross multiply
    762,045.44x = 1,143,071.97 × 193,426.71
  4. Step 4: Simplify right side
    762,045.44x = 221,100,650,450.32
  5. Step 5: Solve for x
    x = 221,100,650,450.32/762,045.44
  6. Step 6: Final answer
    x = 290,141.03

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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.