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Finding the Fourth Proportional to 465,798.20, 698,845.02 and 166,272.20

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Solution

The fourth proportional to 465,798.20, 698,845.02 and 166,272.20 is: 249,461.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    465,798.20 : 698,845.02 = 166,272.20 : x
  2. Step 2: Convert to fraction form
    465,798.20/698,845.02 = 166,272.20/x
  3. Step 3: Cross multiply
    465,798.20x = 698,845.02 × 166,272.20
  4. Step 4: Simplify right side
    465,798.20x = 116,198,498,934.44
  5. Step 5: Solve for x
    x = 116,198,498,934.44/465,798.20
  6. Step 6: Final answer
    x = 249,461.03

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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.