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Finding the Fourth Proportional to 540,090.60, 810,251.10 and 166,151.40

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Solution

The fourth proportional to 540,090.60, 810,251.10 and 166,151.40 is: 249,262.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    540,090.60 : 810,251.10 = 166,151.40 : x
  2. Step 2: Convert to fraction form
    540,090.60/810,251.10 = 166,151.40/x
  3. Step 3: Cross multiply
    540,090.60x = 810,251.10 × 166,151.40
  4. Step 4: Simplify right side
    540,090.60x = 134,624,354,616.54
  5. Step 5: Solve for x
    x = 134,624,354,616.54/540,090.60
  6. Step 6: Final answer
    x = 249,262.54

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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.