Home / 557,130.51-836,027.82-202,172.22

Finding the Fourth Proportional to 557,130.51, 836,027.82 and 202,172.22

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Solution

The fourth proportional to 557,130.51, 836,027.82 and 202,172.22 is: 303,378.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    557,130.51 : 836,027.82 = 202,172.22 : x
  2. Step 2: Convert to fraction form
    557,130.51/836,027.82 = 202,172.22/x
  3. Step 3: Cross multiply
    557,130.51x = 836,027.82 × 202,172.22
  4. Step 4: Simplify right side
    557,130.51x = 169,021,600,351.16
  5. Step 5: Solve for x
    x = 169,021,600,351.16/557,130.51
  6. Step 6: Final answer
    x = 303,378.83

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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.