Home / 466,255.44-698,721.12-212,913.36

Finding the Fourth Proportional to 466,255.44, 698,721.12 and 212,913.36

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Solution

The fourth proportional to 466,255.44, 698,721.12 and 212,913.36 is: 319,067.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,255.44 : 698,721.12 = 212,913.36 : x
  2. Step 2: Convert to fraction form
    466,255.44/698,721.12 = 212,913.36/x
  3. Step 3: Cross multiply
    466,255.44x = 698,721.12 × 212,913.36
  4. Step 4: Simplify right side
    466,255.44x = 148,767,061,362.16
  5. Step 5: Solve for x
    x = 148,767,061,362.16/466,255.44
  6. Step 6: Final answer
    x = 319,067.72

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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.