Home / 1,093,494.40-1,640,241.60-305,526.40

Finding the Fourth Proportional to 1,093,494.40, 1,640,241.60 and 305,526.40

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Solution

The fourth proportional to 1,093,494.40, 1,640,241.60 and 305,526.40 is: 458,289.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,093,494.40 : 1,640,241.60 = 305,526.40 : x
  2. Step 2: Convert to fraction form
    1,093,494.40/1,640,241.60 = 305,526.40/x
  3. Step 3: Cross multiply
    1,093,494.40x = 1,640,241.60 × 305,526.40
  4. Step 4: Simplify right side
    1,093,494.40x = 501,137,111,178.24
  5. Step 5: Solve for x
    x = 501,137,111,178.24/1,093,494.40
  6. Step 6: Final answer
    x = 458,289.60

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Double scale
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Similar ratio
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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.