Home / 680,690.26-1,021,041.23-194,371.14

Finding the Fourth Proportional to 680,690.26, 1,021,041.23 and 194,371.14

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Solution

The fourth proportional to 680,690.26, 1,021,041.23 and 194,371.14 is: 291,558.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,690.26 : 1,021,041.23 = 194,371.14 : x
  2. Step 2: Convert to fraction form
    680,690.26/1,021,041.23 = 194,371.14/x
  3. Step 3: Cross multiply
    680,690.26x = 1,021,041.23 × 194,371.14
  4. Step 4: Simplify right side
    680,690.26x = 198,460,951,448.04
  5. Step 5: Solve for x
    x = 198,460,951,448.04/680,690.26
  6. Step 6: Final answer
    x = 291,558.38

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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.