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Finding the Fourth Proportional to 284,905.51, 427,504.06 and 116,550.25

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Solution

The fourth proportional to 284,905.51, 427,504.06 and 116,550.25 is: 174,885.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,905.51 : 427,504.06 = 116,550.25 : x
  2. Step 2: Convert to fraction form
    284,905.51/427,504.06 = 116,550.25/x
  3. Step 3: Cross multiply
    284,905.51x = 427,504.06 × 116,550.25
  4. Step 4: Simplify right side
    284,905.51x = 49,825,705,069.02
  5. Step 5: Solve for x
    x = 49,825,705,069.02/284,905.51
  6. Step 6: Final answer
    x = 174,885.02

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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.