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Finding the Fourth Proportional to 375,605.32, 563,970.73 and 325,159.90

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Solution

The fourth proportional to 375,605.32, 563,970.73 and 325,159.90 is: 488,227.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    375,605.32 : 563,970.73 = 325,159.90 : x
  2. Step 2: Convert to fraction form
    375,605.32/563,970.73 = 325,159.90/x
  3. Step 3: Cross multiply
    375,605.32x = 563,970.73 × 325,159.90
  4. Step 4: Simplify right side
    375,605.32x = 183,380,666,169.73
  5. Step 5: Solve for x
    x = 183,380,666,169.73/375,605.32
  6. Step 6: Final answer
    x = 488,227.02

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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.