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Finding the Fourth Proportional to 595,486.23, 821,761.02 and 323,558.30

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Solution

The fourth proportional to 595,486.23, 821,761.02 and 323,558.30 is: 446,505.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,486.23 : 821,761.02 = 323,558.30 : x
  2. Step 2: Convert to fraction form
    595,486.23/821,761.02 = 323,558.30/x
  3. Step 3: Cross multiply
    595,486.23x = 821,761.02 × 323,558.30
  4. Step 4: Simplify right side
    595,486.23x = 265,887,594,528.66
  5. Step 5: Solve for x
    x = 265,887,594,528.66/595,486.23
  6. Step 6: Final answer
    x = 446,505.03

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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.