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Finding the Fourth Proportional to 464,884.68, 641,491.54 and 260,958.04

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Solution

The fourth proportional to 464,884.68, 641,491.54 and 260,958.04 is: 360,094.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,884.68 : 641,491.54 = 260,958.04 : x
  2. Step 2: Convert to fraction form
    464,884.68/641,491.54 = 260,958.04/x
  3. Step 3: Cross multiply
    464,884.68x = 641,491.54 × 260,958.04
  4. Step 4: Simplify right side
    464,884.68x = 167,402,374,954.98
  5. Step 5: Solve for x
    x = 167,402,374,954.98/464,884.68
  6. Step 6: Final answer
    x = 360,094.41

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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.