Home / 757,247.38-1,133,859.02-457,322.20

Finding the Fourth Proportional to 757,247.38, 1,133,859.02 and 457,322.20

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Solution

The fourth proportional to 757,247.38, 1,133,859.02 and 457,322.20 is: 684,768.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    757,247.38 : 1,133,859.02 = 457,322.20 : x
  2. Step 2: Convert to fraction form
    757,247.38/1,133,859.02 = 457,322.20/x
  3. Step 3: Cross multiply
    757,247.38x = 1,133,859.02 × 457,322.20
  4. Step 4: Simplify right side
    757,247.38x = 518,538,901,516.24
  5. Step 5: Solve for x
    x = 518,538,901,516.24/757,247.38
  6. Step 6: Final answer
    x = 684,768.17

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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.