Home / 716,180.20-1,074,268.36-266,890.84

Finding the Fourth Proportional to 716,180.20, 1,074,268.36 and 266,890.84

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Solution

The fourth proportional to 716,180.20, 1,074,268.36 and 266,890.84 is: 400,335.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    716,180.20 : 1,074,268.36 = 266,890.84 : x
  2. Step 2: Convert to fraction form
    716,180.20/1,074,268.36 = 266,890.84/x
  3. Step 3: Cross multiply
    716,180.20x = 1,074,268.36 × 266,890.84
  4. Step 4: Simplify right side
    716,180.20x = 286,712,384,985.82
  5. Step 5: Solve for x
    x = 286,712,384,985.82/716,180.20
  6. Step 6: Final answer
    x = 400,335.54

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Double scale
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Similar ratio
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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.