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Finding the Fourth Proportional to 510,910.20, 766,365.30 and 244,533.60

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Solution

The fourth proportional to 510,910.20, 766,365.30 and 244,533.60 is: 366,800.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    510,910.20 : 766,365.30 = 244,533.60 : x
  2. Step 2: Convert to fraction form
    510,910.20/766,365.30 = 244,533.60/x
  3. Step 3: Cross multiply
    510,910.20x = 766,365.30 × 244,533.60
  4. Step 4: Simplify right side
    510,910.20x = 187,402,065,724.08
  5. Step 5: Solve for x
    x = 187,402,065,724.08/510,910.20
  6. Step 6: Final answer
    x = 366,800.40

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Similar ratio
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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.