Home / 456,118.31-629,543.19-265,241.81

Finding the Fourth Proportional to 456,118.31, 629,543.19 and 265,241.81

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Solution

The fourth proportional to 456,118.31, 629,543.19 and 265,241.81 is: 366,091.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    456,118.31 : 629,543.19 = 265,241.81 : x
  2. Step 2: Convert to fraction form
    456,118.31/629,543.19 = 265,241.81/x
  3. Step 3: Cross multiply
    456,118.31x = 629,543.19 × 265,241.81
  4. Step 4: Simplify right side
    456,118.31x = 166,981,172,041.06
  5. Step 5: Solve for x
    x = 166,981,172,041.06/456,118.31
  6. Step 6: Final answer
    x = 366,091.80

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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.