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Finding the Fourth Proportional to 441,349.94, 609,130.86 and 250,322.78

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Solution

The fourth proportional to 441,349.94, 609,130.86 and 250,322.78 is: 345,483.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    441,349.94 : 609,130.86 = 250,322.78 : x
  2. Step 2: Convert to fraction form
    441,349.94/609,130.86 = 250,322.78/x
  3. Step 3: Cross multiply
    441,349.94x = 609,130.86 × 250,322.78
  4. Step 4: Simplify right side
    441,349.94x = 152,479,330,258.99
  5. Step 5: Solve for x
    x = 152,479,330,258.99/441,349.94
  6. Step 6: Final answer
    x = 345,483.97

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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.