Home / 935,976.64-1,403,963.88-304,889.44

Finding the Fourth Proportional to 935,976.64, 1,403,963.88 and 304,889.44

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Solution

The fourth proportional to 935,976.64, 1,403,963.88 and 304,889.44 is: 457,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    935,976.64 : 1,403,963.88 = 304,889.44 : x
  2. Step 2: Convert to fraction form
    935,976.64/1,403,963.88 = 304,889.44/x
  3. Step 3: Cross multiply
    935,976.64x = 1,403,963.88 × 304,889.44
  4. Step 4: Simplify right side
    935,976.64x = 428,053,761,153.43
  5. Step 5: Solve for x
    x = 428,053,761,153.43/935,976.64
  6. Step 6: Final answer
    x = 457,333.81

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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.