Home / 936,712.45-1,405,118.38-297,066.59

Finding the Fourth Proportional to 936,712.45, 1,405,118.38 and 297,066.59

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Solution

The fourth proportional to 936,712.45, 1,405,118.38 and 297,066.59 is: 445,615.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    936,712.45 : 1,405,118.38 = 297,066.59 : x
  2. Step 2: Convert to fraction form
    936,712.45/1,405,118.38 = 297,066.59/x
  3. Step 3: Cross multiply
    936,712.45x = 1,405,118.38 × 297,066.59
  4. Step 4: Simplify right side
    936,712.45x = 417,413,718,667.33
  5. Step 5: Solve for x
    x = 417,413,718,667.33/936,712.45
  6. Step 6: Final answer
    x = 445,615.64

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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.