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Finding the Fourth Proportional to 482,068.80, 665,261.64 and 264,297.94

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Solution

The fourth proportional to 482,068.80, 665,261.64 and 264,297.94 is: 364,734.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,068.80 : 665,261.64 = 264,297.94 : x
  2. Step 2: Convert to fraction form
    482,068.80/665,261.64 = 264,297.94/x
  3. Step 3: Cross multiply
    482,068.80x = 665,261.64 × 264,297.94
  4. Step 4: Simplify right side
    482,068.80x = 175,827,279,349.87
  5. Step 5: Solve for x
    x = 175,827,279,349.87/482,068.80
  6. Step 6: Final answer
    x = 364,734.82

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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.