Home / 701,769.93-968,448.29-387,451.89

Finding the Fourth Proportional to 701,769.93, 968,448.29 and 387,451.89

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Solution

The fourth proportional to 701,769.93, 968,448.29 and 387,451.89 is: 534,686.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,769.93 : 968,448.29 = 387,451.89 : x
  2. Step 2: Convert to fraction form
    701,769.93/968,448.29 = 387,451.89/x
  3. Step 3: Cross multiply
    701,769.93x = 968,448.29 × 387,451.89
  4. Step 4: Simplify right side
    701,769.93x = 375,227,118,390.51
  5. Step 5: Solve for x
    x = 375,227,118,390.51/701,769.93
  6. Step 6: Final answer
    x = 534,686.80

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.