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Finding the Fourth Proportional to 599,710.33, 899,011.91 and 299,930.05

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Solution

The fourth proportional to 599,710.33, 899,011.91 and 299,930.05 is: 449,618.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,710.33 : 899,011.91 = 299,930.05 : x
  2. Step 2: Convert to fraction form
    599,710.33/899,011.91 = 299,930.05/x
  3. Step 3: Cross multiply
    599,710.33x = 899,011.91 × 299,930.05
  4. Step 4: Simplify right side
    599,710.33x = 269,640,681,122.19
  5. Step 5: Solve for x
    x = 269,640,681,122.19/599,710.33
  6. Step 6: Final answer
    x = 449,618.20

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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.