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Finding the Fourth Proportional to 373,014.20, 559,461.90 and 123,696.20

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Solution

The fourth proportional to 373,014.20, 559,461.90 and 123,696.20 is: 185,524.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,014.20 : 559,461.90 = 123,696.20 : x
  2. Step 2: Convert to fraction form
    373,014.20/559,461.90 = 123,696.20/x
  3. Step 3: Cross multiply
    373,014.20x = 559,461.90 × 123,696.20
  4. Step 4: Simplify right side
    373,014.20x = 69,203,311,074.78
  5. Step 5: Solve for x
    x = 69,203,311,074.78/373,014.20
  6. Step 6: Final answer
    x = 185,524.60

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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.