Home / 715,670.40-1,073,504.91-183,190.58

Finding the Fourth Proportional to 715,670.40, 1,073,504.91 and 183,190.58

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Solution

The fourth proportional to 715,670.40, 1,073,504.91 and 183,190.58 is: 274,785.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    715,670.40 : 1,073,504.91 = 183,190.58 : x
  2. Step 2: Convert to fraction form
    715,670.40/1,073,504.91 = 183,190.58/x
  3. Step 3: Cross multiply
    715,670.40x = 1,073,504.91 × 183,190.58
  4. Step 4: Simplify right side
    715,670.40x = 196,655,981,728.22
  5. Step 5: Solve for x
    x = 196,655,981,728.22/715,670.40
  6. Step 6: Final answer
    x = 274,785.69

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Double scale
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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.