Home / 348,017.80-522,075.30-148,336.60

Finding the Fourth Proportional to 348,017.80, 522,075.30 and 148,336.60

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Solution

The fourth proportional to 348,017.80, 522,075.30 and 148,336.60 is: 222,525.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,017.80 : 522,075.30 = 148,336.60 : x
  2. Step 2: Convert to fraction form
    348,017.80/522,075.30 = 148,336.60/x
  3. Step 3: Cross multiply
    348,017.80x = 522,075.30 × 148,336.60
  4. Step 4: Simplify right side
    348,017.80x = 77,442,874,945.98
  5. Step 5: Solve for x
    x = 77,442,874,945.98/348,017.80
  6. Step 6: Final answer
    x = 222,525.61

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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.