Home / 804,136.01-1,206,245.52-205,102.40

Finding the Fourth Proportional to 804,136.01, 1,206,245.52 and 205,102.40

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Solution

The fourth proportional to 804,136.01, 1,206,245.52 and 205,102.40 is: 307,664.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,136.01 : 1,206,245.52 = 205,102.40 : x
  2. Step 2: Convert to fraction form
    804,136.01/1,206,245.52 = 205,102.40/x
  3. Step 3: Cross multiply
    804,136.01x = 1,206,245.52 × 205,102.40
  4. Step 4: Simplify right side
    804,136.01x = 247,403,845,110.02
  5. Step 5: Solve for x
    x = 247,403,845,110.02/804,136.01
  6. Step 6: Final answer
    x = 307,664.18

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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.