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Finding the Fourth Proportional to 567,546.42, 783,213.81 and 325,844.58

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Solution

The fourth proportional to 567,546.42, 783,213.81 and 325,844.58 is: 449,665.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    567,546.42 : 783,213.81 = 325,844.58 : x
  2. Step 2: Convert to fraction form
    567,546.42/783,213.81 = 325,844.58/x
  3. Step 3: Cross multiply
    567,546.42x = 783,213.81 × 325,844.58
  4. Step 4: Simplify right side
    567,546.42x = 255,205,974,969.65
  5. Step 5: Solve for x
    x = 255,205,974,969.65/567,546.42
  6. Step 6: Final answer
    x = 449,665.38

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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.