Home / 652,570.13-978,742.32-172,804.83

Finding the Fourth Proportional to 652,570.13, 978,742.32 and 172,804.83

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Solution

The fourth proportional to 652,570.13, 978,742.32 and 172,804.83 is: 259,177.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    652,570.13 : 978,742.32 = 172,804.83 : x
  2. Step 2: Convert to fraction form
    652,570.13/978,742.32 = 172,804.83/x
  3. Step 3: Cross multiply
    652,570.13x = 978,742.32 × 172,804.83
  4. Step 4: Simplify right side
    652,570.13x = 169,131,400,221.41
  5. Step 5: Solve for x
    x = 169,131,400,221.41/652,570.13
  6. Step 6: Final answer
    x = 259,177.36

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.