Home / 469,926.15-648,791.70-323,003.95

Finding the Fourth Proportional to 469,926.15, 648,791.70 and 323,003.95

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Solution

The fourth proportional to 469,926.15, 648,791.70 and 323,003.95 is: 445,947.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,926.15 : 648,791.70 = 323,003.95 : x
  2. Step 2: Convert to fraction form
    469,926.15/648,791.70 = 323,003.95/x
  3. Step 3: Cross multiply
    469,926.15x = 648,791.70 × 323,003.95
  4. Step 4: Simplify right side
    469,926.15x = 209,562,281,827.22
  5. Step 5: Solve for x
    x = 209,562,281,827.22/469,926.15
  6. Step 6: Final answer
    x = 445,947.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.