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Finding the Fourth Proportional to 605,753.86, 909,052.40 and 250,769.74

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Solution

The fourth proportional to 605,753.86, 909,052.40 and 250,769.74 is: 376,329.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    605,753.86 : 909,052.40 = 250,769.74 : x
  2. Step 2: Convert to fraction form
    605,753.86/909,052.40 = 250,769.74/x
  3. Step 3: Cross multiply
    605,753.86x = 909,052.40 × 250,769.74
  4. Step 4: Simplify right side
    605,753.86x = 227,962,833,994.38
  5. Step 5: Solve for x
    x = 227,962,833,994.38/605,753.86
  6. Step 6: Final answer
    x = 376,329.15

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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.