Home / 632,847.44-949,927.29-423,945.20

Finding the Fourth Proportional to 632,847.44, 949,927.29 and 423,945.20

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Solution

The fourth proportional to 632,847.44, 949,927.29 and 423,945.20 is: 636,357.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    632,847.44 : 949,927.29 = 423,945.20 : x
  2. Step 2: Convert to fraction form
    632,847.44/949,927.29 = 423,945.20/x
  3. Step 3: Cross multiply
    632,847.44x = 949,927.29 × 423,945.20
  4. Step 4: Simplify right side
    632,847.44x = 402,717,112,824.78
  5. Step 5: Solve for x
    x = 402,717,112,824.78/632,847.44
  6. Step 6: Final answer
    x = 636,357.34

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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.