Home / 790,885.55-1,186,328.27-222,243.68

Finding the Fourth Proportional to 790,885.55, 1,186,328.27 and 222,243.68

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Solution

The fourth proportional to 790,885.55, 1,186,328.27 and 222,243.68 is: 333,365.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,885.55 : 1,186,328.27 = 222,243.68 : x
  2. Step 2: Convert to fraction form
    790,885.55/1,186,328.27 = 222,243.68/x
  3. Step 3: Cross multiply
    790,885.55x = 1,186,328.27 × 222,243.68
  4. Step 4: Simplify right side
    790,885.55x = 263,653,953,369.97
  5. Step 5: Solve for x
    x = 263,653,953,369.97/790,885.55
  6. Step 6: Final answer
    x = 333,365.50

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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.