Home / 755,387.68-1,133,289.14-222,908.76

Finding the Fourth Proportional to 755,387.68, 1,133,289.14 and 222,908.76

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Solution

The fourth proportional to 755,387.68, 1,133,289.14 and 222,908.76 is: 334,424.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,387.68 : 1,133,289.14 = 222,908.76 : x
  2. Step 2: Convert to fraction form
    755,387.68/1,133,289.14 = 222,908.76/x
  3. Step 3: Cross multiply
    755,387.68x = 1,133,289.14 × 222,908.76
  4. Step 4: Simplify right side
    755,387.68x = 252,620,076,918.87
  5. Step 5: Solve for x
    x = 252,620,076,918.87/755,387.68
  6. Step 6: Final answer
    x = 334,424.41

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1.5x scale

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.