Home / 842,951.64-1,163,273.22-460,978.68

Finding the Fourth Proportional to 842,951.64, 1,163,273.22 and 460,978.68

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Solution

The fourth proportional to 842,951.64, 1,163,273.22 and 460,978.68 is: 636,150.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,951.64 : 1,163,273.22 = 460,978.68 : x
  2. Step 2: Convert to fraction form
    842,951.64/1,163,273.22 = 460,978.68/x
  3. Step 3: Cross multiply
    842,951.64x = 1,163,273.22 × 460,978.68
  4. Step 4: Simplify right side
    842,951.64x = 536,244,153,434.95
  5. Step 5: Solve for x
    x = 536,244,153,434.95/842,951.64
  6. Step 6: Final answer
    x = 636,150.55

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.