Home / 664,346.40-996,036.83-264,867.36

Finding the Fourth Proportional to 664,346.40, 996,036.83 and 264,867.36

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Solution

The fourth proportional to 664,346.40, 996,036.83 and 264,867.36 is: 397,108.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    664,346.40 : 996,036.83 = 264,867.36 : x
  2. Step 2: Convert to fraction form
    664,346.40/996,036.83 = 264,867.36/x
  3. Step 3: Cross multiply
    664,346.40x = 996,036.83 × 264,867.36
  4. Step 4: Simplify right side
    664,346.40x = 263,817,645,624.87
  5. Step 5: Solve for x
    x = 263,817,645,624.87/664,346.40
  6. Step 6: Final answer
    x = 397,108.57

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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.