Home / 850,808.56-1,275,009.72-471,896.24

Finding the Fourth Proportional to 850,808.56, 1,275,009.72 and 471,896.24

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Solution

The fourth proportional to 850,808.56, 1,275,009.72 and 471,896.24 is: 707,177.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,808.56 : 1,275,009.72 = 471,896.24 : x
  2. Step 2: Convert to fraction form
    850,808.56/1,275,009.72 = 471,896.24/x
  3. Step 3: Cross multiply
    850,808.56x = 1,275,009.72 × 471,896.24
  4. Step 4: Simplify right side
    850,808.56x = 601,672,292,831.45
  5. Step 5: Solve for x
    x = 601,672,292,831.45/850,808.56
  6. Step 6: Final answer
    x = 707,177.06

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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.