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Finding the Fourth Proportional to 481,652.44, 722,269.24 and 256,962.76

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Solution

The fourth proportional to 481,652.44, 722,269.24 and 256,962.76 is: 385,332.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,652.44 : 722,269.24 = 256,962.76 : x
  2. Step 2: Convert to fraction form
    481,652.44/722,269.24 = 256,962.76/x
  3. Step 3: Cross multiply
    481,652.44x = 722,269.24 × 256,962.76
  4. Step 4: Simplify right side
    481,652.44x = 185,596,297,373.50
  5. Step 5: Solve for x
    x = 185,596,297,373.50/481,652.44
  6. Step 6: Final answer
    x = 385,332.41

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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.