Home / 842,741.76-1,162,975.68-460,764.48

Finding the Fourth Proportional to 842,741.76, 1,162,975.68 and 460,764.48

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Solution

The fourth proportional to 842,741.76, 1,162,975.68 and 460,764.48 is: 635,850.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,741.76 : 1,162,975.68 = 460,764.48 : x
  2. Step 2: Convert to fraction form
    842,741.76/1,162,975.68 = 460,764.48/x
  3. Step 3: Cross multiply
    842,741.76x = 1,162,975.68 × 460,764.48
  4. Step 4: Simplify right side
    842,741.76x = 535,857,884,447.85
  5. Step 5: Solve for x
    x = 535,857,884,447.85/842,741.76
  6. Step 6: Final answer
    x = 635,850.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.