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Finding the Fourth Proportional to 296,048.40, 443,975.40 and 109,035.60

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Solution

The fourth proportional to 296,048.40, 443,975.40 and 109,035.60 is: 163,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,048.40 : 443,975.40 = 109,035.60 : x
  2. Step 2: Convert to fraction form
    296,048.40/443,975.40 = 109,035.60/x
  3. Step 3: Cross multiply
    296,048.40x = 443,975.40 × 109,035.60
  4. Step 4: Simplify right side
    296,048.40x = 48,409,124,124.24
  5. Step 5: Solve for x
    x = 48,409,124,124.24/296,048.40
  6. Step 6: Final answer
    x = 163,517.60

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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.