Home / 680,326.62-1,020,154.59-230,883.54

Finding the Fourth Proportional to 680,326.62, 1,020,154.59 and 230,883.54

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Solution

The fourth proportional to 680,326.62, 1,020,154.59 and 230,883.54 is: 346,211.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    680,326.62 : 1,020,154.59 = 230,883.54 : x
  2. Step 2: Convert to fraction form
    680,326.62/1,020,154.59 = 230,883.54/x
  3. Step 3: Cross multiply
    680,326.62x = 1,020,154.59 × 230,883.54
  4. Step 4: Simplify right side
    680,326.62x = 235,536,903,086.45
  5. Step 5: Solve for x
    x = 235,536,903,086.45/680,326.62
  6. Step 6: Final answer
    x = 346,211.51

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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.