Home / 930,679.24-1,395,963.24-331,608.64

Finding the Fourth Proportional to 930,679.24, 1,395,963.24 and 331,608.64

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Solution

The fourth proportional to 930,679.24, 1,395,963.24 and 331,608.64 is: 497,393.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    930,679.24 : 1,395,963.24 = 331,608.64 : x
  2. Step 2: Convert to fraction form
    930,679.24/1,395,963.24 = 331,608.64/x
  3. Step 3: Cross multiply
    930,679.24x = 1,395,963.24 × 331,608.64
  4. Step 4: Simplify right side
    930,679.24x = 462,913,471,506.39
  5. Step 5: Solve for x
    x = 462,913,471,506.39/930,679.24
  6. Step 6: Final answer
    x = 497,393.14

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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.