Home / 823,943.70-1,235,915.55-292,065.30

Finding the Fourth Proportional to 823,943.70, 1,235,915.55 and 292,065.30

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Solution

The fourth proportional to 823,943.70, 1,235,915.55 and 292,065.30 is: 438,097.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,943.70 : 1,235,915.55 = 292,065.30 : x
  2. Step 2: Convert to fraction form
    823,943.70/1,235,915.55 = 292,065.30/x
  3. Step 3: Cross multiply
    823,943.70x = 1,235,915.55 × 292,065.30
  4. Step 4: Simplify right side
    823,943.70x = 360,968,045,885.42
  5. Step 5: Solve for x
    x = 360,968,045,885.42/823,943.70
  6. Step 6: Final answer
    x = 438,097.95

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Similar ratio
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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.