Home / 467,126.37-644,634.30-252,266.40

Finding the Fourth Proportional to 467,126.37, 644,634.30 and 252,266.40

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Solution

The fourth proportional to 467,126.37, 644,634.30 and 252,266.40 is: 348,127.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    467,126.37 : 644,634.30 = 252,266.40 : x
  2. Step 2: Convert to fraction form
    467,126.37/644,634.30 = 252,266.40/x
  3. Step 3: Cross multiply
    467,126.37x = 644,634.30 × 252,266.40
  4. Step 4: Simplify right side
    467,126.37x = 162,619,574,177.52
  5. Step 5: Solve for x
    x = 162,619,574,177.52/467,126.37
  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.