Home / 668,162.25-1,001,767.23-312,982.52

Finding the Fourth Proportional to 668,162.25, 1,001,767.23 and 312,982.52

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Solution

The fourth proportional to 668,162.25, 1,001,767.23 and 312,982.52 is: 469,250.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    668,162.25 : 1,001,767.23 = 312,982.52 : x
  2. Step 2: Convert to fraction form
    668,162.25/1,001,767.23 = 312,982.52/x
  3. Step 3: Cross multiply
    668,162.25x = 1,001,767.23 × 312,982.52
  4. Step 4: Simplify right side
    668,162.25x = 313,535,627,089.98
  5. Step 5: Solve for x
    x = 313,535,627,089.98/668,162.25
  6. Step 6: Final answer
    x = 469,250.74

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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.