Home / 348,112.80-522,205.68-148,454.28

Finding the Fourth Proportional to 348,112.80, 522,205.68 and 148,454.28

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Solution

The fourth proportional to 348,112.80, 522,205.68 and 148,454.28 is: 222,696.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,112.80 : 522,205.68 = 148,454.28 : x
  2. Step 2: Convert to fraction form
    348,112.80/522,205.68 = 148,454.28/x
  3. Step 3: Cross multiply
    348,112.80x = 522,205.68 × 148,454.28
  4. Step 4: Simplify right side
    348,112.80x = 77,523,668,236.31
  5. Step 5: Solve for x
    x = 77,523,668,236.31/348,112.80
  6. Step 6: Final answer
    x = 222,696.98

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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.