Home / 804,530.76-1,207,305.23-449,777.49

Finding the Fourth Proportional to 804,530.76, 1,207,305.23 and 449,777.49

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Solution

The fourth proportional to 804,530.76, 1,207,305.23 and 449,777.49 is: 674,950.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,530.76 : 1,207,305.23 = 449,777.49 : x
  2. Step 2: Convert to fraction form
    804,530.76/1,207,305.23 = 449,777.49/x
  3. Step 3: Cross multiply
    804,530.76x = 1,207,305.23 × 449,777.49
  4. Step 4: Simplify right side
    804,530.76x = 543,018,713,764.39
  5. Step 5: Solve for x
    x = 543,018,713,764.39/804,530.76
  6. Step 6: Final answer
    x = 674,950.84

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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.