Home / 628,344.31-942,547.60-179,131.36

Finding the Fourth Proportional to 628,344.31, 942,547.60 and 179,131.36

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Solution

The fourth proportional to 628,344.31, 942,547.60 and 179,131.36 is: 268,705.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    628,344.31 : 942,547.60 = 179,131.36 : x
  2. Step 2: Convert to fraction form
    628,344.31/942,547.60 = 179,131.36/x
  3. Step 3: Cross multiply
    628,344.31x = 942,547.60 × 179,131.36
  4. Step 4: Simplify right side
    628,344.31x = 168,839,834,664.92
  5. Step 5: Solve for x
    x = 168,839,834,664.92/628,344.31
  6. Step 6: Final answer
    x = 268,705.92

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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.