Home / 699,410.04-1,048,987.06-187,081.80

Finding the Fourth Proportional to 699,410.04, 1,048,987.06 and 187,081.80

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Solution

The fourth proportional to 699,410.04, 1,048,987.06 and 187,081.80 is: 280,588.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    699,410.04 : 1,048,987.06 = 187,081.80 : x
  2. Step 2: Convert to fraction form
    699,410.04/1,048,987.06 = 187,081.80/x
  3. Step 3: Cross multiply
    699,410.04x = 1,048,987.06 × 187,081.80
  4. Step 4: Simplify right side
    699,410.04x = 196,246,387,361.51
  5. Step 5: Solve for x
    x = 196,246,387,361.51/699,410.04
  6. Step 6: Final answer
    x = 280,588.46

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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.