Home / 925,029.54-1,386,912.86-492,811.62

Finding the Fourth Proportional to 925,029.54, 1,386,912.86 and 492,811.62

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Solution

The fourth proportional to 925,029.54, 1,386,912.86 and 492,811.62 is: 738,881.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    925,029.54 : 1,386,912.86 = 492,811.62 : x
  2. Step 2: Convert to fraction form
    925,029.54/1,386,912.86 = 492,811.62/x
  3. Step 3: Cross multiply
    925,029.54x = 1,386,912.86 × 492,811.62
  4. Step 4: Simplify right side
    925,029.54x = 683,486,773,151.72
  5. Step 5: Solve for x
    x = 683,486,773,151.72/925,029.54
  6. Step 6: Final answer
    x = 738,881.03

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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.