Home / 467,126.30-644,634.30-252,266.36

Finding the Fourth Proportional to 467,126.30, 644,634.30 and 252,266.36

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Solution

The fourth proportional to 467,126.30, 644,634.30 and 252,266.36 is: 348,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,126.30 : 644,634.30 = 252,266.36 : x
  2. Step 2: Convert to fraction form
    467,126.30/644,634.30 = 252,266.36/x
  3. Step 3: Cross multiply
    467,126.30x = 644,634.30 × 252,266.36
  4. Step 4: Simplify right side
    467,126.30x = 162,619,548,392.15
  5. Step 5: Solve for x
    x = 162,619,548,392.15/467,126.30
  6. Step 6: Final answer
    x = 348,127.58

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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.