Home / 834,221.33-1,151,181.10-471,623.51

Finding the Fourth Proportional to 834,221.33, 1,151,181.10 and 471,623.51

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Solution

The fourth proportional to 834,221.33, 1,151,181.10 and 471,623.51 is: 650,815.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    834,221.33 : 1,151,181.10 = 471,623.51 : x
  2. Step 2: Convert to fraction form
    834,221.33/1,151,181.10 = 471,623.51/x
  3. Step 3: Cross multiply
    834,221.33x = 1,151,181.10 × 471,623.51
  4. Step 4: Simplify right side
    834,221.33x = 542,924,062,913.64
  5. Step 5: Solve for x
    x = 542,924,062,913.64/834,221.33
  6. Step 6: Final answer
    x = 650,815.37

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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.