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Finding the Fourth Proportional to 577,109.04, 796,408.80 and 322,460.42

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Solution

The fourth proportional to 577,109.04, 796,408.80 and 322,460.42 is: 444,994.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    577,109.04 : 796,408.80 = 322,460.42 : x
  2. Step 2: Convert to fraction form
    577,109.04/796,408.80 = 322,460.42/x
  3. Step 3: Cross multiply
    577,109.04x = 796,408.80 × 322,460.42
  4. Step 4: Simplify right side
    577,109.04x = 256,810,316,139.70
  5. Step 5: Solve for x
    x = 256,810,316,139.70/577,109.04
  6. Step 6: Final answer
    x = 444,994.44

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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.