Home / 770,117.64-1,155,209.25-237,626.88

Finding the Fourth Proportional to 770,117.64, 1,155,209.25 and 237,626.88

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Solution

The fourth proportional to 770,117.64, 1,155,209.25 and 237,626.88 is: 356,450.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    770,117.64 : 1,155,209.25 = 237,626.88 : x
  2. Step 2: Convert to fraction form
    770,117.64/1,155,209.25 = 237,626.88/x
  3. Step 3: Cross multiply
    770,117.64x = 1,155,209.25 × 237,626.88
  4. Step 4: Simplify right side
    770,117.64x = 274,508,769,824.64
  5. Step 5: Solve for x
    x = 274,508,769,824.64/770,117.64
  6. Step 6: Final answer
    x = 356,450.44

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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.