Home / 427,385.14-589,773.48-236,386.33

Finding the Fourth Proportional to 427,385.14, 589,773.48 and 236,386.33

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Solution

The fourth proportional to 427,385.14, 589,773.48 and 236,386.33 is: 326,203.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,385.14 : 589,773.48 = 236,386.33 : x
  2. Step 2: Convert to fraction form
    427,385.14/589,773.48 = 236,386.33/x
  3. Step 3: Cross multiply
    427,385.14x = 589,773.48 × 236,386.33
  4. Step 4: Simplify right side
    427,385.14x = 139,414,388,468.53
  5. Step 5: Solve for x
    x = 139,414,388,468.53/427,385.14
  6. Step 6: Final answer
    x = 326,203.17

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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.