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Finding the Fourth Proportional to 297,605.29, 445,941.37 and 253,048.81

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Solution

The fourth proportional to 297,605.29, 445,941.37 and 253,048.81 is: 379,176.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    297,605.29 : 445,941.37 = 253,048.81 : x
  2. Step 2: Convert to fraction form
    297,605.29/445,941.37 = 253,048.81/x
  3. Step 3: Cross multiply
    297,605.29x = 445,941.37 × 253,048.81
  4. Step 4: Simplify right side
    297,605.29x = 112,844,929,513.32
  5. Step 5: Solve for x
    x = 112,844,929,513.32/297,605.29
  6. Step 6: Final answer
    x = 379,176.50

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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.