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Finding the Fourth Proportional to 375,313.20, 563,006.76 and 109,076.04

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Solution

The fourth proportional to 375,313.20, 563,006.76 and 109,076.04 is: 163,624.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,313.20 : 563,006.76 = 109,076.04 : x
  2. Step 2: Convert to fraction form
    375,313.20/563,006.76 = 109,076.04/x
  3. Step 3: Cross multiply
    375,313.20x = 563,006.76 × 109,076.04
  4. Step 4: Simplify right side
    375,313.20x = 61,410,547,874.03
  5. Step 5: Solve for x
    x = 61,410,547,874.03/375,313.20
  6. Step 6: Final answer
    x = 163,624.80

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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.