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Finding the Fourth Proportional to 336,271.80, 504,407.70 and 125,898.60

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Solution

The fourth proportional to 336,271.80, 504,407.70 and 125,898.60 is: 188,847.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,271.80 : 504,407.70 = 125,898.60 : x
  2. Step 2: Convert to fraction form
    336,271.80/504,407.70 = 125,898.60/x
  3. Step 3: Cross multiply
    336,271.80x = 504,407.70 × 125,898.60
  4. Step 4: Simplify right side
    336,271.80x = 63,504,223,259.22
  5. Step 5: Solve for x
    x = 63,504,223,259.22/336,271.80
  6. Step 6: Final answer
    x = 188,847.90

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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.