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Finding the Fourth Proportional to 337,379.04, 465,281.56 and 279,927.44

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Solution

The fourth proportional to 337,379.04, 465,281.56 and 279,927.44 is: 386,049.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,379.04 : 465,281.56 = 279,927.44 : x
  2. Step 2: Convert to fraction form
    337,379.04/465,281.56 = 279,927.44/x
  3. Step 3: Cross multiply
    337,379.04x = 465,281.56 × 279,927.44
  4. Step 4: Simplify right side
    337,379.04x = 130,245,075,970.01
  5. Step 5: Solve for x
    x = 130,245,075,970.01/337,379.04
  6. Step 6: Final answer
    x = 386,049.70

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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.