Home / 1,087,832.28-1,501,309.98-658,218.36

Finding the Fourth Proportional to 1,087,832.28, 1,501,309.98 and 658,218.36

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Solution

The fourth proportional to 1,087,832.28, 1,501,309.98 and 658,218.36 is: 908,402.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,832.28 : 1,501,309.98 = 658,218.36 : x
  2. Step 2: Convert to fraction form
    1,087,832.28/1,501,309.98 = 658,218.36/x
  3. Step 3: Cross multiply
    1,087,832.28x = 1,501,309.98 × 658,218.36
  4. Step 4: Simplify right side
    1,087,832.28x = 988,189,792,887.23
  5. Step 5: Solve for x
    x = 988,189,792,887.23/1,087,832.28
  6. Step 6: Final answer
    x = 908,402.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.