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Finding the Fourth Proportional to 340,300.20, 510,644.70 and 235,194.60

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Solution

The fourth proportional to 340,300.20, 510,644.70 and 235,194.60 is: 352,926.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    340,300.20 : 510,644.70 = 235,194.60 : x
  2. Step 2: Convert to fraction form
    340,300.20/510,644.70 = 235,194.60/x
  3. Step 3: Cross multiply
    340,300.20x = 510,644.70 × 235,194.60
  4. Step 4: Simplify right side
    340,300.20x = 120,100,875,958.62
  5. Step 5: Solve for x
    x = 120,100,875,958.62/340,300.20
  6. Step 6: Final answer
    x = 352,926.26

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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.