Home / 924,727.81-1,387,091.73-259,879.81

Finding the Fourth Proportional to 924,727.81, 1,387,091.73 and 259,879.81

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Solution

The fourth proportional to 924,727.81, 1,387,091.73 and 259,879.81 is: 389,819.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,727.81 : 1,387,091.73 = 259,879.81 : x
  2. Step 2: Convert to fraction form
    924,727.81/1,387,091.73 = 259,879.81/x
  3. Step 3: Cross multiply
    924,727.81x = 1,387,091.73 × 259,879.81
  4. Step 4: Simplify right side
    924,727.81x = 360,477,135,244.97
  5. Step 5: Solve for x
    x = 360,477,135,244.97/924,727.81
  6. Step 6: Final answer
    x = 389,819.72

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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.