Home / 897,719.62-1,239,302.01-558,297.22

Finding the Fourth Proportional to 897,719.62, 1,239,302.01 and 558,297.22

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Solution

The fourth proportional to 897,719.62, 1,239,302.01 and 558,297.22 is: 770,729.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    897,719.62 : 1,239,302.01 = 558,297.22 : x
  2. Step 2: Convert to fraction form
    897,719.62/1,239,302.01 = 558,297.22/x
  3. Step 3: Cross multiply
    897,719.62x = 1,239,302.01 × 558,297.22
  4. Step 4: Simplify right side
    897,719.62x = 691,898,866,923.41
  5. Step 5: Solve for x
    x = 691,898,866,923.41/897,719.62
  6. Step 6: Final answer
    x = 770,729.36

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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.