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Finding the Fourth Proportional to 375,884.96, 564,308.59 and 322,915.82

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Solution

The fourth proportional to 375,884.96, 564,308.59 and 322,915.82 is: 484,787.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,884.96 : 564,308.59 = 322,915.82 : x
  2. Step 2: Convert to fraction form
    375,884.96/564,308.59 = 322,915.82/x
  3. Step 3: Cross multiply
    375,884.96x = 564,308.59 × 322,915.82
  4. Step 4: Simplify right side
    375,884.96x = 182,224,169,458.32
  5. Step 5: Solve for x
    x = 182,224,169,458.32/375,884.96
  6. Step 6: Final answer
    x = 484,787.07

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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.