Home / 456,207-629,552.58-252,254.36

Finding the Fourth Proportional to 456,207, 629,552.58 and 252,254.36

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Solution

The fourth proportional to 456,207, 629,552.58 and 252,254.36 is: 348,103.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,207 : 629,552.58 = 252,254.36 : x
  2. Step 2: Convert to fraction form
    456,207/629,552.58 = 252,254.36/x
  3. Step 3: Cross multiply
    456,207x = 629,552.58 × 252,254.36
  4. Step 4: Simplify right side
    456,207x = 158,807,383,154.25
  5. Step 5: Solve for x
    x = 158,807,383,154.25/456,207
  6. Step 6: Final answer
    x = 348,103.78

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1.5x scale

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.