Home / 907,741.20-1,361,611.80-590,480.40

Finding the Fourth Proportional to 907,741.20, 1,361,611.80 and 590,480.40

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Solution

The fourth proportional to 907,741.20, 1,361,611.80 and 590,480.40 is: 885,720.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    907,741.20 : 1,361,611.80 = 590,480.40 : x
  2. Step 2: Convert to fraction form
    907,741.20/1,361,611.80 = 590,480.40/x
  3. Step 3: Cross multiply
    907,741.20x = 1,361,611.80 × 590,480.40
  4. Step 4: Simplify right side
    907,741.20x = 804,005,080,308.72
  5. Step 5: Solve for x
    x = 804,005,080,308.72/907,741.20
  6. Step 6: Final answer
    x = 885,720.60

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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.