Home / 418,075.80-626,932.26-151,747.80

Finding the Fourth Proportional to 418,075.80, 626,932.26 and 151,747.80

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Solution

The fourth proportional to 418,075.80, 626,932.26 and 151,747.80 is: 227,555.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    418,075.80 : 626,932.26 = 151,747.80 : x
  2. Step 2: Convert to fraction form
    418,075.80/626,932.26 = 151,747.80/x
  3. Step 3: Cross multiply
    418,075.80x = 626,932.26 × 151,747.80
  4. Step 4: Simplify right side
    418,075.80x = 95,135,591,204.03
  5. Step 5: Solve for x
    x = 95,135,591,204.03/418,075.80
  6. Step 6: Final answer
    x = 227,555.84

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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.