Home / 1,342,643.58-2,014,005.78-331,765.48

Finding the Fourth Proportional to 1,342,643.58, 2,014,005.78 and 331,765.48

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Solution

The fourth proportional to 1,342,643.58, 2,014,005.78 and 331,765.48 is: 497,658.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,643.58 : 2,014,005.78 = 331,765.48 : x
  2. Step 2: Convert to fraction form
    1,342,643.58/2,014,005.78 = 331,765.48/x
  3. Step 3: Cross multiply
    1,342,643.58x = 2,014,005.78 × 331,765.48
  4. Step 4: Simplify right side
    1,342,643.58x = 668,177,594,324.47
  5. Step 5: Solve for x
    x = 668,177,594,324.47/1,342,643.58
  6. Step 6: Final answer
    x = 497,658.21

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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.