Home / 313,650.36-432,823.38-177,681.53

Finding the Fourth Proportional to 313,650.36, 432,823.38 and 177,681.53

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Solution

The fourth proportional to 313,650.36, 432,823.38 and 177,681.53 is: 245,192.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    313,650.36 : 432,823.38 = 177,681.53 : x
  2. Step 2: Convert to fraction form
    313,650.36/432,823.38 = 177,681.53/x
  3. Step 3: Cross multiply
    313,650.36x = 432,823.38 × 177,681.53
  4. Step 4: Simplify right side
    313,650.36x = 76,904,720,378.17
  5. Step 5: Solve for x
    x = 76,904,720,378.17/313,650.36
  6. Step 6: Final answer
    x = 245,192.51

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