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Finding the Fourth Proportional to 595,289.67, 821,514.56 and 323,357.48

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Solution

The fourth proportional to 595,289.67, 821,514.56 and 323,357.48 is: 446,241.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,289.67 : 821,514.56 = 323,357.48 : x
  2. Step 2: Convert to fraction form
    595,289.67/821,514.56 = 323,357.48/x
  3. Step 3: Cross multiply
    595,289.67x = 821,514.56 × 323,357.48
  4. Step 4: Simplify right side
    595,289.67x = 265,642,877,904.91
  5. Step 5: Solve for x
    x = 265,642,877,904.91/595,289.67
  6. Step 6: Final answer
    x = 446,241.37

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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.