Home / 984,119.80-1,476,525.30-423,326.20

Finding the Fourth Proportional to 984,119.80, 1,476,525.30 and 423,326.20

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Solution

The fourth proportional to 984,119.80, 1,476,525.30 and 423,326.20 is: 635,137.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    984,119.80 : 1,476,525.30 = 423,326.20 : x
  2. Step 2: Convert to fraction form
    984,119.80/1,476,525.30 = 423,326.20/x
  3. Step 3: Cross multiply
    984,119.80x = 1,476,525.30 × 423,326.20
  4. Step 4: Simplify right side
    984,119.80x = 625,051,844,452.86
  5. Step 5: Solve for x
    x = 625,051,844,452.86/984,119.80
  6. Step 6: Final answer
    x = 635,137.96

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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.