Home / 314,867.30-472,214.58-188,408.06

Finding the Fourth Proportional to 314,867.30, 472,214.58 and 188,408.06

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Solution

The fourth proportional to 314,867.30, 472,214.58 and 188,408.06 is: 282,560.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    314,867.30 : 472,214.58 = 188,408.06 : x
  2. Step 2: Convert to fraction form
    314,867.30/472,214.58 = 188,408.06/x
  3. Step 3: Cross multiply
    314,867.30x = 472,214.58 × 188,408.06
  4. Step 4: Simplify right side
    314,867.30x = 88,969,032,921.51
  5. Step 5: Solve for x
    x = 88,969,032,921.51/314,867.30
  6. Step 6: Final answer
    x = 282,560.41

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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.