Home / 862,628.15-1,294,175.16-263,572.94

Finding the Fourth Proportional to 862,628.15, 1,294,175.16 and 263,572.94

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Solution

The fourth proportional to 862,628.15, 1,294,175.16 and 263,572.94 is: 395,430.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,628.15 : 1,294,175.16 = 263,572.94 : x
  2. Step 2: Convert to fraction form
    862,628.15/1,294,175.16 = 263,572.94/x
  3. Step 3: Cross multiply
    862,628.15x = 1,294,175.16 × 263,572.94
  4. Step 4: Simplify right side
    862,628.15x = 341,109,551,796.17
  5. Step 5: Solve for x
    x = 341,109,551,796.17/862,628.15
  6. Step 6: Final answer
    x = 395,430.58

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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.