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Finding the Fourth Proportional to 551,482.60, 827,223.90 and 177,505.60

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Solution

The fourth proportional to 551,482.60, 827,223.90 and 177,505.60 is: 266,258.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,482.60 : 827,223.90 = 177,505.60 : x
  2. Step 2: Convert to fraction form
    551,482.60/827,223.90 = 177,505.60/x
  3. Step 3: Cross multiply
    551,482.60x = 827,223.90 × 177,505.60
  4. Step 4: Simplify right side
    551,482.60x = 146,836,874,703.84
  5. Step 5: Solve for x
    x = 146,836,874,703.84/551,482.60
  6. Step 6: Final answer
    x = 266,258.40

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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.