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Finding the Fourth Proportional to 563,358.79, 844,469.56 and 353,144.35

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Solution

The fourth proportional to 563,358.79, 844,469.56 and 353,144.35 is: 529,360.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,358.79 : 844,469.56 = 353,144.35 : x
  2. Step 2: Convert to fraction form
    563,358.79/844,469.56 = 353,144.35/x
  3. Step 3: Cross multiply
    563,358.79x = 844,469.56 × 353,144.35
  4. Step 4: Simplify right side
    563,358.79x = 298,219,653,860.99
  5. Step 5: Solve for x
    x = 298,219,653,860.99/563,358.79
  6. Step 6: Final answer
    x = 529,360.08

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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.