Home / 903,832.03-1,247,398.82-521,858.17

Finding the Fourth Proportional to 903,832.03, 1,247,398.82 and 521,858.17

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Solution

The fourth proportional to 903,832.03, 1,247,398.82 and 521,858.17 is: 720,228.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,832.03 : 1,247,398.82 = 521,858.17 : x
  2. Step 2: Convert to fraction form
    903,832.03/1,247,398.82 = 521,858.17/x
  3. Step 3: Cross multiply
    903,832.03x = 1,247,398.82 × 521,858.17
  4. Step 4: Simplify right side
    903,832.03x = 650,965,265,465.36
  5. Step 5: Solve for x
    x = 650,965,265,465.36/903,832.03
  6. Step 6: Final answer
    x = 720,228.14

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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.