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Finding the Fourth Proportional to 489,254.63, 734,379.48 and 337,462.25

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Solution

The fourth proportional to 489,254.63, 734,379.48 and 337,462.25 is: 506,536.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,254.63 : 734,379.48 = 337,462.25 : x
  2. Step 2: Convert to fraction form
    489,254.63/734,379.48 = 337,462.25/x
  3. Step 3: Cross multiply
    489,254.63x = 734,379.48 × 337,462.25
  4. Step 4: Simplify right side
    489,254.63x = 247,825,348,002.73
  5. Step 5: Solve for x
    x = 247,825,348,002.73/489,254.63
  6. Step 6: Final answer
    x = 506,536.55

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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.