Home / 472,112.80-651,495.30-268,163.10

Finding the Fourth Proportional to 472,112.80, 651,495.30 and 268,163.10

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Solution

The fourth proportional to 472,112.80, 651,495.30 and 268,163.10 is: 370,053.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    472,112.80 : 651,495.30 = 268,163.10 : x
  2. Step 2: Convert to fraction form
    472,112.80/651,495.30 = 268,163.10/x
  3. Step 3: Cross multiply
    472,112.80x = 651,495.30 × 268,163.10
  4. Step 4: Simplify right side
    472,112.80x = 174,706,999,283.43
  5. Step 5: Solve for x
    x = 174,706,999,283.43/472,112.80
  6. Step 6: Final answer
    x = 370,053.51

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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.