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Finding the Fourth Proportional to 482,751.09, 666,204.95 and 264,980.16

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Solution

The fourth proportional to 482,751.09, 666,204.95 and 264,980.16 is: 365,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,751.09 : 666,204.95 = 264,980.16 : x
  2. Step 2: Convert to fraction form
    482,751.09/666,204.95 = 264,980.16/x
  3. Step 3: Cross multiply
    482,751.09x = 666,204.95 × 264,980.16
  4. Step 4: Simplify right side
    482,751.09x = 176,531,094,906.24
  5. Step 5: Solve for x
    x = 176,531,094,906.24/482,751.09
  6. Step 6: Final answer
    x = 365,677.26

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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.