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Finding the Fourth Proportional to 584,418.30, 875,997.81 and 285,100.62

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Solution

The fourth proportional to 584,418.30, 875,997.81 and 285,100.62 is: 427,343.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,418.30 : 875,997.81 = 285,100.62 : x
  2. Step 2: Convert to fraction form
    584,418.30/875,997.81 = 285,100.62/x
  3. Step 3: Cross multiply
    584,418.30x = 875,997.81 × 285,100.62
  4. Step 4: Simplify right side
    584,418.30x = 249,747,518,749.64
  5. Step 5: Solve for x
    x = 249,747,518,749.64/584,418.30
  6. Step 6: Final answer
    x = 427,343.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.