Home / 842,449.02-1,162,580.22-460,475.79

Finding the Fourth Proportional to 842,449.02, 1,162,580.22 and 460,475.79

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Solution

The fourth proportional to 842,449.02, 1,162,580.22 and 460,475.79 is: 635,456.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    842,449.02 : 1,162,580.22 = 460,475.79 : x
  2. Step 2: Convert to fraction form
    842,449.02/1,162,580.22 = 460,475.79/x
  3. Step 3: Cross multiply
    842,449.02x = 1,162,580.22 × 460,475.79
  4. Step 4: Simplify right side
    842,449.02x = 535,340,045,242.87
  5. Step 5: Solve for x
    x = 535,340,045,242.87/842,449.02
  6. Step 6: Final answer
    x = 635,456.90

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Double scale
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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.