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Finding the Fourth Proportional to 367,049.60, 550,574.40 and 117,756.80

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Solution

The fourth proportional to 367,049.60, 550,574.40 and 117,756.80 is: 176,635.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,049.60 : 550,574.40 = 117,756.80 : x
  2. Step 2: Convert to fraction form
    367,049.60/550,574.40 = 117,756.80/x
  3. Step 3: Cross multiply
    367,049.60x = 550,574.40 × 117,756.80
  4. Step 4: Simplify right side
    367,049.60x = 64,833,879,505.92
  5. Step 5: Solve for x
    x = 64,833,879,505.92/367,049.60
  6. Step 6: Final answer
    x = 176,635.20

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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.