Home / 374,530.20-561,795.30-163,944.60

Finding the Fourth Proportional to 374,530.20, 561,795.30 and 163,944.60

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Solution

The fourth proportional to 374,530.20, 561,795.30 and 163,944.60 is: 245,916.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,530.20 : 561,795.30 = 163,944.60 : x
  2. Step 2: Convert to fraction form
    374,530.20/561,795.30 = 163,944.60/x
  3. Step 3: Cross multiply
    374,530.20x = 561,795.30 × 163,944.60
  4. Step 4: Simplify right side
    374,530.20x = 92,103,305,740.38
  5. Step 5: Solve for x
    x = 92,103,305,740.38/374,530.20
  6. Step 6: Final answer
    x = 245,916.90

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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.