Home / 902,997.21-1,352,690.96-542,970.93

Finding the Fourth Proportional to 902,997.21, 1,352,690.96 and 542,970.93

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Solution

The fourth proportional to 902,997.21, 1,352,690.96 and 542,970.93 is: 813,371.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,997.21 : 1,352,690.96 = 542,970.93 : x
  2. Step 2: Convert to fraction form
    902,997.21/1,352,690.96 = 542,970.93/x
  3. Step 3: Cross multiply
    902,997.21x = 1,352,690.96 × 542,970.93
  4. Step 4: Simplify right side
    902,997.21x = 734,471,868,553.79
  5. Step 5: Solve for x
    x = 734,471,868,553.79/902,997.21
  6. Step 6: Final answer
    x = 813,371.14

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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.