Home / 298,420.02-447,630.03-120,893.94

Finding the Fourth Proportional to 298,420.02, 447,630.03 and 120,893.94

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Solution

The fourth proportional to 298,420.02, 447,630.03 and 120,893.94 is: 181,340.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,420.02 : 447,630.03 = 120,893.94 : x
  2. Step 2: Convert to fraction form
    298,420.02/447,630.03 = 120,893.94/x
  3. Step 3: Cross multiply
    298,420.02x = 447,630.03 × 120,893.94
  4. Step 4: Simplify right side
    298,420.02x = 54,115,757,989.02
  5. Step 5: Solve for x
    x = 54,115,757,989.02/298,420.02
  6. Step 6: Final answer
    x = 181,340.91

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1.5x scale

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.