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Finding the Fourth Proportional to 464,880.67, 641,486.03 and 260,954.03

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Solution

The fourth proportional to 464,880.67, 641,486.03 and 260,954.03 is: 360,088.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,880.67 : 641,486.03 = 260,954.03 : x
  2. Step 2: Convert to fraction form
    464,880.67/641,486.03 = 260,954.03/x
  3. Step 3: Cross multiply
    464,880.67x = 641,486.03 × 260,954.03
  4. Step 4: Simplify right side
    464,880.67x = 167,398,365,016.15
  5. Step 5: Solve for x
    x = 167,398,365,016.15/464,880.67
  6. Step 6: Final answer
    x = 360,088.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.