Home / 831,777.48-1,247,536.08-270,808.20

Finding the Fourth Proportional to 831,777.48, 1,247,536.08 and 270,808.20

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Solution

The fourth proportional to 831,777.48, 1,247,536.08 and 270,808.20 is: 406,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,777.48 : 1,247,536.08 = 270,808.20 : x
  2. Step 2: Convert to fraction form
    831,777.48/1,247,536.08 = 270,808.20/x
  3. Step 3: Cross multiply
    831,777.48x = 1,247,536.08 × 270,808.20
  4. Step 4: Simplify right side
    831,777.48x = 337,843,000,259.86
  5. Step 5: Solve for x
    x = 337,843,000,259.86/831,777.48
  6. Step 6: Final answer
    x = 406,169.93

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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.