Home / 321,046.85-481,574.99-152,584.36

Finding the Fourth Proportional to 321,046.85, 481,574.99 and 152,584.36

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Solution

The fourth proportional to 321,046.85, 481,574.99 and 152,584.36 is: 228,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,046.85 : 481,574.99 = 152,584.36 : x
  2. Step 2: Convert to fraction form
    321,046.85/481,574.99 = 152,584.36/x
  3. Step 3: Cross multiply
    321,046.85x = 481,574.99 × 152,584.36
  4. Step 4: Simplify right side
    321,046.85x = 73,480,811,641.16
  5. Step 5: Solve for x
    x = 73,480,811,641.16/321,046.85
  6. Step 6: Final answer
    x = 228,878.78

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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.