Home / 924,121.89-1,386,181.89-347,852.79

Finding the Fourth Proportional to 924,121.89, 1,386,181.89 and 347,852.79

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Solution

The fourth proportional to 924,121.89, 1,386,181.89 and 347,852.79 is: 521,778.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,121.89 : 1,386,181.89 = 347,852.79 : x
  2. Step 2: Convert to fraction form
    924,121.89/1,386,181.89 = 347,852.79/x
  3. Step 3: Cross multiply
    924,121.89x = 1,386,181.89 × 347,852.79
  4. Step 4: Simplify right side
    924,121.89x = 482,187,237,883.97
  5. Step 5: Solve for x
    x = 482,187,237,883.97/924,121.89
  6. Step 6: Final answer
    x = 521,778.83

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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.