Home / 850,917.16-1,276,527.54-282,332.37

Finding the Fourth Proportional to 850,917.16, 1,276,527.54 and 282,332.37

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Solution

The fourth proportional to 850,917.16, 1,276,527.54 and 282,332.37 is: 423,548.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,917.16 : 1,276,527.54 = 282,332.37 : x
  2. Step 2: Convert to fraction form
    850,917.16/1,276,527.54 = 282,332.37/x
  3. Step 3: Cross multiply
    850,917.16x = 1,276,527.54 × 282,332.37
  4. Step 4: Simplify right side
    850,917.16x = 360,405,045,738.47
  5. Step 5: Solve for x
    x = 360,405,045,738.47/850,917.16
  6. Step 6: Final answer
    x = 423,548.92

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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.