Home / 814,669.58-1,222,087.60-282,189.62

Finding the Fourth Proportional to 814,669.58, 1,222,087.60 and 282,189.62

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Solution

The fourth proportional to 814,669.58, 1,222,087.60 and 282,189.62 is: 423,313.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    814,669.58 : 1,222,087.60 = 282,189.62 : x
  2. Step 2: Convert to fraction form
    814,669.58/1,222,087.60 = 282,189.62/x
  3. Step 3: Cross multiply
    814,669.58x = 1,222,087.60 × 282,189.62
  4. Step 4: Simplify right side
    814,669.58x = 344,860,432,688.52
  5. Step 5: Solve for x
    x = 344,860,432,688.52/814,669.58
  6. Step 6: Final answer
    x = 423,313.26

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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.