Home / 890,846.90-1,336,270.35-741,256.10

Finding the Fourth Proportional to 890,846.90, 1,336,270.35 and 741,256.10

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Solution

The fourth proportional to 890,846.90, 1,336,270.35 and 741,256.10 is: 1,111,884.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    890,846.90 : 1,336,270.35 = 741,256.10 : x
  2. Step 2: Convert to fraction form
    890,846.90/1,336,270.35 = 741,256.10/x
  3. Step 3: Cross multiply
    890,846.90x = 1,336,270.35 × 741,256.10
  4. Step 4: Simplify right side
    890,846.90x = 990,518,548,186.64
  5. Step 5: Solve for x
    x = 990,518,548,186.64/890,846.90
  6. Step 6: Final answer
    x = 1,111,884.15

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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.