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Finding the Fourth Proportional to 592,644.53, 817,846.31 and 320,712.27

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Solution

The fourth proportional to 592,644.53, 817,846.31 and 320,712.27 is: 442,581.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,644.53 : 817,846.31 = 320,712.27 : x
  2. Step 2: Convert to fraction form
    592,644.53/817,846.31 = 320,712.27/x
  3. Step 3: Cross multiply
    592,644.53x = 817,846.31 × 320,712.27
  4. Step 4: Simplify right side
    592,644.53x = 262,293,346,591.22
  5. Step 5: Solve for x
    x = 262,293,346,591.22/592,644.53
  6. Step 6: Final answer
    x = 442,581.23

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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.