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Finding the Fourth Proportional to 456,095.16, 629,466.06 and 265,108.56

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Solution

The fourth proportional to 456,095.16, 629,466.06 and 265,108.56 is: 365,881.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,095.16 : 629,466.06 = 265,108.56 : x
  2. Step 2: Convert to fraction form
    456,095.16/629,466.06 = 265,108.56/x
  3. Step 3: Cross multiply
    456,095.16x = 629,466.06 × 265,108.56
  4. Step 4: Simplify right side
    456,095.16x = 166,876,840,735.47
  5. Step 5: Solve for x
    x = 166,876,840,735.47/456,095.16
  6. Step 6: Final answer
    x = 365,881.63

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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.