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Finding the Fourth Proportional to 207,002.30, 310,503.46 and 169,604.60

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Solution

The fourth proportional to 207,002.30, 310,503.46 and 169,604.60 is: 254,406.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,002.30 : 310,503.46 = 169,604.60 : x
  2. Step 2: Convert to fraction form
    207,002.30/310,503.46 = 169,604.60/x
  3. Step 3: Cross multiply
    207,002.30x = 310,503.46 × 169,604.60
  4. Step 4: Simplify right side
    207,002.30x = 52,662,815,131.92
  5. Step 5: Solve for x
    x = 52,662,815,131.92/207,002.30
  6. Step 6: Final answer
    x = 254,406.91

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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.