Home / 755,384.68-1,133,284.64-222,905.76

Finding the Fourth Proportional to 755,384.68, 1,133,284.64 and 222,905.76

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Solution

The fourth proportional to 755,384.68, 1,133,284.64 and 222,905.76 is: 334,419.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,384.68 : 1,133,284.64 = 222,905.76 : x
  2. Step 2: Convert to fraction form
    755,384.68/1,133,284.64 = 222,905.76/x
  3. Step 3: Cross multiply
    755,384.68x = 1,133,284.64 × 222,905.76
  4. Step 4: Simplify right side
    755,384.68x = 252,615,673,975.53
  5. Step 5: Solve for x
    x = 252,615,673,975.53/755,384.68
  6. Step 6: Final answer
    x = 334,419.91

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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.