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Finding the Fourth Proportional to 468,209.76, 702,334.68 and 183,961.86

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Solution

The fourth proportional to 468,209.76, 702,334.68 and 183,961.86 is: 275,950.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,209.76 : 702,334.68 = 183,961.86 : x
  2. Step 2: Convert to fraction form
    468,209.76/702,334.68 = 183,961.86/x
  3. Step 3: Cross multiply
    468,209.76x = 702,334.68 × 183,961.86
  4. Step 4: Simplify right side
    468,209.76x = 129,202,794,075.31
  5. Step 5: Solve for x
    x = 129,202,794,075.31/468,209.76
  6. Step 6: Final answer
    x = 275,950.66

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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.