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Finding the Fourth Proportional to 563,776.64, 844,006.08 and 376,323.20

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Solution

The fourth proportional to 563,776.64, 844,006.08 and 376,323.20 is: 563,377.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    563,776.64 : 844,006.08 = 376,323.20 : x
  2. Step 2: Convert to fraction form
    563,776.64/844,006.08 = 376,323.20/x
  3. Step 3: Cross multiply
    563,776.64x = 844,006.08 × 376,323.20
  4. Step 4: Simplify right side
    563,776.64x = 317,619,068,845.06
  5. Step 5: Solve for x
    x = 317,619,068,845.06/563,776.64
  6. Step 6: Final answer
    x = 563,377.49

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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.