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Finding the Fourth Proportional to 559,593, 772,238.34 and 304,944.39

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Solution

The fourth proportional to 559,593, 772,238.34 and 304,944.39 is: 420,823.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,593 : 772,238.34 = 304,944.39 : x
  2. Step 2: Convert to fraction form
    559,593/772,238.34 = 304,944.39/x
  3. Step 3: Cross multiply
    559,593x = 772,238.34 × 304,944.39
  4. Step 4: Simplify right side
    559,593x = 235,489,749,525.91
  5. Step 5: Solve for x
    x = 235,489,749,525.91/559,593
  6. Step 6: Final answer
    x = 420,823.26

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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.