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Finding the Fourth Proportional to 489,240.56, 733,152.57 and 337,281.63

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Solution

The fourth proportional to 489,240.56, 733,152.57 and 337,281.63 is: 505,434.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    489,240.56 : 733,152.57 = 337,281.63 : x
  2. Step 2: Convert to fraction form
    489,240.56/733,152.57 = 337,281.63/x
  3. Step 3: Cross multiply
    489,240.56x = 733,152.57 × 337,281.63
  4. Step 4: Simplify right side
    489,240.56x = 247,278,893,848.29
  5. Step 5: Solve for x
    x = 247,278,893,848.29/489,240.56
  6. Step 6: Final answer
    x = 505,434.17

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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.