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Finding the Fourth Proportional to 469,996.44, 648,598.91 and 260,447.84

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Solution

The fourth proportional to 469,996.44, 648,598.91 and 260,447.84 is: 359,420.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    469,996.44 : 648,598.91 = 260,447.84 : x
  2. Step 2: Convert to fraction form
    469,996.44/648,598.91 = 260,447.84/x
  3. Step 3: Cross multiply
    469,996.44x = 648,598.91 × 260,447.84
  4. Step 4: Simplify right side
    469,996.44x = 168,926,180,590.62
  5. Step 5: Solve for x
    x = 168,926,180,590.62/469,996.44
  6. Step 6: Final answer
    x = 359,420.13

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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.