Home / 828,897.63-1,243,346.44-267,932.13

Finding the Fourth Proportional to 828,897.63, 1,243,346.44 and 267,932.13

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Solution

The fourth proportional to 828,897.63, 1,243,346.44 and 267,932.13 is: 401,898.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,897.63 : 1,243,346.44 = 267,932.13 : x
  2. Step 2: Convert to fraction form
    828,897.63/1,243,346.44 = 267,932.13/x
  3. Step 3: Cross multiply
    828,897.63x = 1,243,346.44 × 267,932.13
  4. Step 4: Simplify right side
    828,897.63x = 333,132,459,997.12
  5. Step 5: Solve for x
    x = 333,132,459,997.12/828,897.63
  6. Step 6: Final answer
    x = 401,898.19

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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.