Home / 669,758.70-1,004,054.85-403,236.30

Finding the Fourth Proportional to 669,758.70, 1,004,054.85 and 403,236.30

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Solution

The fourth proportional to 669,758.70, 1,004,054.85 and 403,236.30 is: 604,503.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    669,758.70 : 1,004,054.85 = 403,236.30 : x
  2. Step 2: Convert to fraction form
    669,758.70/1,004,054.85 = 403,236.30/x
  3. Step 3: Cross multiply
    669,758.70x = 1,004,054.85 × 403,236.30
  4. Step 4: Simplify right side
    669,758.70x = 404,871,362,711.06
  5. Step 5: Solve for x
    x = 404,871,362,711.06/669,758.70
  6. Step 6: Final answer
    x = 604,503.33

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Double scale
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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.