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Finding the Fourth Proportional to 596,987, 823,856.82 and 325,069.80

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Solution

The fourth proportional to 596,987, 823,856.82 and 325,069.80 is: 448,604.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    596,987 : 823,856.82 = 325,069.80 : x
  2. Step 2: Convert to fraction form
    596,987/823,856.82 = 325,069.80/x
  3. Step 3: Cross multiply
    596,987x = 823,856.82 × 325,069.80
  4. Step 4: Simplify right side
    596,987x = 267,810,971,706.04
  5. Step 5: Solve for x
    x = 267,810,971,706.04/596,987
  6. Step 6: Final answer
    x = 448,604.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.