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Finding the Fourth Proportional to 441,884.80, 609,800.72 and 240,680.80

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Solution

The fourth proportional to 441,884.80, 609,800.72 and 240,680.80 is: 332,139.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,884.80 : 609,800.72 = 240,680.80 : x
  2. Step 2: Convert to fraction form
    441,884.80/609,800.72 = 240,680.80/x
  3. Step 3: Cross multiply
    441,884.80x = 609,800.72 × 240,680.80
  4. Step 4: Simplify right side
    441,884.80x = 146,767,325,130.18
  5. Step 5: Solve for x
    x = 146,767,325,130.18/441,884.80
  6. Step 6: Final answer
    x = 332,139.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.