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Finding the Fourth Proportional to 614,612.48, 922,349.66 and 254,788.88

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Solution

The fourth proportional to 614,612.48, 922,349.66 and 254,788.88 is: 382,361.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    614,612.48 : 922,349.66 = 254,788.88 : x
  2. Step 2: Convert to fraction form
    614,612.48/922,349.66 = 254,788.88/x
  3. Step 3: Cross multiply
    614,612.48x = 922,349.66 × 254,788.88
  4. Step 4: Simplify right side
    614,612.48x = 235,004,436,839.78
  5. Step 5: Solve for x
    x = 235,004,436,839.78/614,612.48
  6. Step 6: Final answer
    x = 382,361.97

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1.5x scale

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.