Home / 708,731.64-1,062,801.86-222,288.45

Finding the Fourth Proportional to 708,731.64, 1,062,801.86 and 222,288.45

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Solution

The fourth proportional to 708,731.64, 1,062,801.86 and 222,288.45 is: 333,339.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    708,731.64 : 1,062,801.86 = 222,288.45 : x
  2. Step 2: Convert to fraction form
    708,731.64/1,062,801.86 = 222,288.45/x
  3. Step 3: Cross multiply
    708,731.64x = 1,062,801.86 × 222,288.45
  4. Step 4: Simplify right side
    708,731.64x = 236,248,577,005.08
  5. Step 5: Solve for x
    x = 236,248,577,005.08/708,731.64
  6. Step 6: Final answer
    x = 333,339.96

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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.