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Finding the Fourth Proportional to 536,772.80, 740,738.16 and 295,050.20

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Solution

The fourth proportional to 536,772.80, 740,738.16 and 295,050.20 is: 407,164.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    536,772.80 : 740,738.16 = 295,050.20 : x
  2. Step 2: Convert to fraction form
    536,772.80/740,738.16 = 295,050.20/x
  3. Step 3: Cross multiply
    536,772.80x = 740,738.16 × 295,050.20
  4. Step 4: Simplify right side
    536,772.80x = 218,554,942,255.63
  5. Step 5: Solve for x
    x = 218,554,942,255.63/536,772.80
  6. Step 6: Final answer
    x = 407,164.71

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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.