Home / 804,480.40-1,206,705.07-324,695.53

Finding the Fourth Proportional to 804,480.40, 1,206,705.07 and 324,695.53

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Solution

The fourth proportional to 804,480.40, 1,206,705.07 and 324,695.53 is: 487,037.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    804,480.40 : 1,206,705.07 = 324,695.53 : x
  2. Step 2: Convert to fraction form
    804,480.40/1,206,705.07 = 324,695.53/x
  3. Step 3: Cross multiply
    804,480.40x = 1,206,705.07 × 324,695.53
  4. Step 4: Simplify right side
    804,480.40x = 391,811,742,257.34
  5. Step 5: Solve for x
    x = 391,811,742,257.34/804,480.40
  6. Step 6: Final answer
    x = 487,037.03

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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.