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Finding the Fourth Proportional to 441,322.84, 609,150.54 and 260,139.88

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Solution

The fourth proportional to 441,322.84, 609,150.54 and 260,139.88 is: 359,066.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,322.84 : 609,150.54 = 260,139.88 : x
  2. Step 2: Convert to fraction form
    441,322.84/609,150.54 = 260,139.88/x
  3. Step 3: Cross multiply
    441,322.84x = 609,150.54 × 260,139.88
  4. Step 4: Simplify right side
    441,322.84x = 158,464,348,377.54
  5. Step 5: Solve for x
    x = 158,464,348,377.54/441,322.84
  6. Step 6: Final answer
    x = 359,066.73

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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.