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Finding the Fourth Proportional to 293,465.60, 440,198.40 and 106,452.80

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Solution

The fourth proportional to 293,465.60, 440,198.40 and 106,452.80 is: 159,679.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,465.60 : 440,198.40 = 106,452.80 : x
  2. Step 2: Convert to fraction form
    293,465.60/440,198.40 = 106,452.80/x
  3. Step 3: Cross multiply
    293,465.60x = 440,198.40 × 106,452.80
  4. Step 4: Simplify right side
    293,465.60x = 46,860,352,235.52
  5. Step 5: Solve for x
    x = 46,860,352,235.52/293,465.60
  6. Step 6: Final answer
    x = 159,679.20

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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.