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Finding the Fourth Proportional to 595,521.48, 821,809.47 and 323,593.56

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Solution

The fourth proportional to 595,521.48, 821,809.47 and 323,593.56 is: 446,553.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    595,521.48 : 821,809.47 = 323,593.56 : x
  2. Step 2: Convert to fraction form
    595,521.48/821,809.47 = 323,593.56/x
  3. Step 3: Cross multiply
    595,521.48x = 821,809.47 × 323,593.56
  4. Step 4: Simplify right side
    595,521.48x = 265,932,252,039.01
  5. Step 5: Solve for x
    x = 265,932,252,039.01/595,521.48
  6. Step 6: Final answer
    x = 446,553.59

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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.