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Finding the Fourth Proportional to 367,022.60, 550,533.90 and 260,734.40

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Solution

The fourth proportional to 367,022.60, 550,533.90 and 260,734.40 is: 391,101.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,022.60 : 550,533.90 = 260,734.40 : x
  2. Step 2: Convert to fraction form
    367,022.60/550,533.90 = 260,734.40/x
  3. Step 3: Cross multiply
    367,022.60x = 550,533.90 × 260,734.40
  4. Step 4: Simplify right side
    367,022.60x = 143,543,126,096.16
  5. Step 5: Solve for x
    x = 143,543,126,096.16/367,022.60
  6. Step 6: Final answer
    x = 391,101.60

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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.