Home / 432,602.07-648,977.84-192,801.17

Finding the Fourth Proportional to 432,602.07, 648,977.84 and 192,801.17

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Solution

The fourth proportional to 432,602.07, 648,977.84 and 192,801.17 is: 289,235.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    432,602.07 : 648,977.84 = 192,801.17 : x
  2. Step 2: Convert to fraction form
    432,602.07/648,977.84 = 192,801.17/x
  3. Step 3: Cross multiply
    432,602.07x = 648,977.84 × 192,801.17
  4. Step 4: Simplify right side
    432,602.07x = 125,123,682,647.18
  5. Step 5: Solve for x
    x = 125,123,682,647.18/432,602.07
  6. Step 6: Final answer
    x = 289,235.05

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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.