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Finding the Fourth Proportional to 375,477.76, 563,388.86 and 204,752.35

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Solution

The fourth proportional to 375,477.76, 563,388.86 and 204,752.35 is: 307,222.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,477.76 : 563,388.86 = 204,752.35 : x
  2. Step 2: Convert to fraction form
    375,477.76/563,388.86 = 204,752.35/x
  3. Step 3: Cross multiply
    375,477.76x = 563,388.86 × 204,752.35
  4. Step 4: Simplify right side
    375,477.76x = 115,355,193,048.82
  5. Step 5: Solve for x
    x = 115,355,193,048.82/375,477.76
  6. Step 6: Final answer
    x = 307,222.44

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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.