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Finding the Fourth Proportional to 489,883.26, 734,888.25 and 337,797.66

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Solution

The fourth proportional to 489,883.26, 734,888.25 and 337,797.66 is: 506,740.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,883.26 : 734,888.25 = 337,797.66 : x
  2. Step 2: Convert to fraction form
    489,883.26/734,888.25 = 337,797.66/x
  3. Step 3: Cross multiply
    489,883.26x = 734,888.25 × 337,797.66
  4. Step 4: Simplify right side
    489,883.26x = 248,243,531,211.50
  5. Step 5: Solve for x
    x = 248,243,531,211.50/489,883.26
  6. Step 6: Final answer
    x = 506,740.18

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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.