Home / 609,830.73-914,732.87-210,458.07

Finding the Fourth Proportional to 609,830.73, 914,732.87 and 210,458.07

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Solution

The fourth proportional to 609,830.73, 914,732.87 and 210,458.07 is: 315,682.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    609,830.73 : 914,732.87 = 210,458.07 : x
  2. Step 2: Convert to fraction form
    609,830.73/914,732.87 = 210,458.07/x
  3. Step 3: Cross multiply
    609,830.73x = 914,732.87 × 210,458.07
  4. Step 4: Simplify right side
    609,830.73x = 192,512,913,333.47
  5. Step 5: Solve for x
    x = 192,512,913,333.47/609,830.73
  6. Step 6: Final answer
    x = 315,682.54

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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.