Home / 971,318.58-1,456,146.84-372,709.32

Finding the Fourth Proportional to 971,318.58, 1,456,146.84 and 372,709.32

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Solution

The fourth proportional to 971,318.58, 1,456,146.84 and 372,709.32 is: 558,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    971,318.58 : 1,456,146.84 = 372,709.32 : x
  2. Step 2: Convert to fraction form
    971,318.58/1,456,146.84 = 372,709.32/x
  3. Step 3: Cross multiply
    971,318.58x = 1,456,146.84 × 372,709.32
  4. Step 4: Simplify right side
    971,318.58x = 542,719,498,556.55
  5. Step 5: Solve for x
    x = 542,719,498,556.55/971,318.58
  6. Step 6: Final answer
    x = 558,745.10

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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.