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Finding the Fourth Proportional to 298,989.29, 448,040.88 and 246,057.41

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Solution

The fourth proportional to 298,989.29, 448,040.88 and 246,057.41 is: 368,721.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,989.29 : 448,040.88 = 246,057.41 : x
  2. Step 2: Convert to fraction form
    298,989.29/448,040.88 = 246,057.41/x
  3. Step 3: Cross multiply
    298,989.29x = 448,040.88 × 246,057.41
  4. Step 4: Simplify right side
    298,989.29x = 110,243,779,627.02
  5. Step 5: Solve for x
    x = 110,243,779,627.02/298,989.29
  6. Step 6: Final answer
    x = 368,721.50

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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.