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Finding the Fourth Proportional to 334,445.41, 501,480.01 and 109,787.01

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Solution

The fourth proportional to 334,445.41, 501,480.01 and 109,787.01 is: 164,618.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    334,445.41 : 501,480.01 = 109,787.01 : x
  2. Step 2: Convert to fraction form
    334,445.41/501,480.01 = 109,787.01/x
  3. Step 3: Cross multiply
    334,445.41x = 501,480.01 × 109,787.01
  4. Step 4: Simplify right side
    334,445.41x = 55,055,991,950.18
  5. Step 5: Solve for x
    x = 55,055,991,950.18/334,445.41
  6. Step 6: Final answer
    x = 164,618.77

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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.