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Finding the Fourth Proportional to 440,996.60, 608,524.62 and 249,971.96

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Solution

The fourth proportional to 440,996.60, 608,524.62 and 249,971.96 is: 344,932.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    440,996.60 : 608,524.62 = 249,971.96 : x
  2. Step 2: Convert to fraction form
    440,996.60/608,524.62 = 249,971.96/x
  3. Step 3: Cross multiply
    440,996.60x = 608,524.62 × 249,971.96
  4. Step 4: Simplify right side
    440,996.60x = 152,114,091,969.66
  5. Step 5: Solve for x
    x = 152,114,091,969.66/440,996.60
  6. Step 6: Final answer
    x = 344,932.57

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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.