Home / 290,997.13-401,444.01-210,296.83

Finding the Fourth Proportional to 290,997.13, 401,444.01 and 210,296.83

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Solution

The fourth proportional to 290,997.13, 401,444.01 and 210,296.83 is: 290,114.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,997.13 : 401,444.01 = 210,296.83 : x
  2. Step 2: Convert to fraction form
    290,997.13/401,444.01 = 210,296.83/x
  3. Step 3: Cross multiply
    290,997.13x = 401,444.01 × 210,296.83
  4. Step 4: Simplify right side
    290,997.13x = 84,422,402,725.49
  5. Step 5: Solve for x
    x = 84,422,402,725.49/290,997.13
  6. Step 6: Final answer
    x = 290,114.21

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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.