Home / 455,024.32-627,905.22-251,076.88

Finding the Fourth Proportional to 455,024.32, 627,905.22 and 251,076.88

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Solution

The fourth proportional to 455,024.32, 627,905.22 and 251,076.88 is: 346,470.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,024.32 : 627,905.22 = 251,076.88 : x
  2. Step 2: Convert to fraction form
    455,024.32/627,905.22 = 251,076.88/x
  3. Step 3: Cross multiply
    455,024.32x = 627,905.22 × 251,076.88
  4. Step 4: Simplify right side
    455,024.32x = 157,652,483,573.31
  5. Step 5: Solve for x
    x = 157,652,483,573.31/455,024.32
  6. Step 6: Final answer
    x = 346,470.46

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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.