Home / 693,860.52-1,040,943.90-294,842.40

Finding the Fourth Proportional to 693,860.52, 1,040,943.90 and 294,842.40

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Solution

The fourth proportional to 693,860.52, 1,040,943.90 and 294,842.40 is: 442,328.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    693,860.52 : 1,040,943.90 = 294,842.40 : x
  2. Step 2: Convert to fraction form
    693,860.52/1,040,943.90 = 294,842.40/x
  3. Step 3: Cross multiply
    693,860.52x = 1,040,943.90 × 294,842.40
  4. Step 4: Simplify right side
    693,860.52x = 306,914,397,741.36
  5. Step 5: Solve for x
    x = 306,914,397,741.36/693,860.52
  6. Step 6: Final answer
    x = 442,328.67

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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.