Home / 1,107,092.40-1,660,638.60-359,138.40

Finding the Fourth Proportional to 1,107,092.40, 1,660,638.60 and 359,138.40

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Solution

The fourth proportional to 1,107,092.40, 1,660,638.60 and 359,138.40 is: 538,707.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,107,092.40 : 1,660,638.60 = 359,138.40 : x
  2. Step 2: Convert to fraction form
    1,107,092.40/1,660,638.60 = 359,138.40/x
  3. Step 3: Cross multiply
    1,107,092.40x = 1,660,638.60 × 359,138.40
  4. Step 4: Simplify right side
    1,107,092.40x = 596,399,089,782.24
  5. Step 5: Solve for x
    x = 596,399,089,782.24/1,107,092.40
  6. Step 6: Final answer
    x = 538,707.60

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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.