Home / 401,712.06-602,571.57-102,192.96

Finding the Fourth Proportional to 401,712.06, 602,571.57 and 102,192.96

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Solution

The fourth proportional to 401,712.06, 602,571.57 and 102,192.96 is: 153,290.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    401,712.06 : 602,571.57 = 102,192.96 : x
  2. Step 2: Convert to fraction form
    401,712.06/602,571.57 = 102,192.96/x
  3. Step 3: Cross multiply
    401,712.06x = 602,571.57 × 102,192.96
  4. Step 4: Simplify right side
    401,712.06x = 61,578,572,350.15
  5. Step 5: Solve for x
    x = 61,578,572,350.15/401,712.06
  6. Step 6: Final answer
    x = 153,290.33

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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.