Home / 862,027.22-1,293,243.02-262,988.16

Finding the Fourth Proportional to 862,027.22, 1,293,243.02 and 262,988.16

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Solution

The fourth proportional to 862,027.22, 1,293,243.02 and 262,988.16 is: 394,543.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,027.22 : 1,293,243.02 = 262,988.16 : x
  2. Step 2: Convert to fraction form
    862,027.22/1,293,243.02 = 262,988.16/x
  3. Step 3: Cross multiply
    862,027.22x = 1,293,243.02 × 262,988.16
  4. Step 4: Simplify right side
    862,027.22x = 340,107,602,262.64
  5. Step 5: Solve for x
    x = 340,107,602,262.64/862,027.22
  6. Step 6: Final answer
    x = 394,543.92

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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.