Home / 1,174,252.32-1,762,078.32-426,356.64

Finding the Fourth Proportional to 1,174,252.32, 1,762,078.32 and 426,356.64

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Solution

The fourth proportional to 1,174,252.32, 1,762,078.32 and 426,356.64 is: 639,789.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,252.32 : 1,762,078.32 = 426,356.64 : x
  2. Step 2: Convert to fraction form
    1,174,252.32/1,762,078.32 = 426,356.64/x
  3. Step 3: Cross multiply
    1,174,252.32x = 1,762,078.32 × 426,356.64
  4. Step 4: Simplify right side
    1,174,252.32x = 751,273,791,932.05
  5. Step 5: Solve for x
    x = 751,273,791,932.05/1,174,252.32
  6. Step 6: Final answer
    x = 639,789.06

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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.