Home / 842,654.14-1,162,862.48-460,680.91

Finding the Fourth Proportional to 842,654.14, 1,162,862.48 and 460,680.91

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Solution

The fourth proportional to 842,654.14, 1,162,862.48 and 460,680.91 is: 635,739.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,654.14 : 1,162,862.48 = 460,680.91 : x
  2. Step 2: Convert to fraction form
    842,654.14/1,162,862.48 = 460,680.91/x
  3. Step 3: Cross multiply
    842,654.14x = 1,162,862.48 × 460,680.91
  4. Step 4: Simplify right side
    842,654.14x = 535,708,543,735.80
  5. Step 5: Solve for x
    x = 535,708,543,735.80/842,654.14
  6. Step 6: Final answer
    x = 635,739.53

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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.