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Finding the Fourth Proportional to 599,456.31, 898,409.37 and 448,512.30

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Solution

The fourth proportional to 599,456.31, 898,409.37 and 448,512.30 is: 672,188.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    599,456.31 : 898,409.37 = 448,512.30 : x
  2. Step 2: Convert to fraction form
    599,456.31/898,409.37 = 448,512.30/x
  3. Step 3: Cross multiply
    599,456.31x = 898,409.37 × 448,512.30
  4. Step 4: Simplify right side
    599,456.31x = 402,947,652,880.25
  5. Step 5: Solve for x
    x = 402,947,652,880.25/599,456.31
  6. Step 6: Final answer
    x = 672,188.53

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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.