Home / 694,669.60-1,042,004.40-414,733.60

Finding the Fourth Proportional to 694,669.60, 1,042,004.40 and 414,733.60

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Solution

The fourth proportional to 694,669.60, 1,042,004.40 and 414,733.60 is: 622,100.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,669.60 : 1,042,004.40 = 414,733.60 : x
  2. Step 2: Convert to fraction form
    694,669.60/1,042,004.40 = 414,733.60/x
  3. Step 3: Cross multiply
    694,669.60x = 1,042,004.40 × 414,733.60
  4. Step 4: Simplify right side
    694,669.60x = 432,154,236,027.84
  5. Step 5: Solve for x
    x = 432,154,236,027.84/694,669.60
  6. Step 6: Final answer
    x = 622,100.40

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1.5x scale

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.