Home / 701,742.34-968,403.75-379,451.67

Finding the Fourth Proportional to 701,742.34, 968,403.75 and 379,451.67

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Solution

The fourth proportional to 701,742.34, 968,403.75 and 379,451.67 is: 523,642.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,742.34 : 968,403.75 = 379,451.67 : x
  2. Step 2: Convert to fraction form
    701,742.34/968,403.75 = 379,451.67/x
  3. Step 3: Cross multiply
    701,742.34x = 968,403.75 × 379,451.67
  4. Step 4: Simplify right side
    701,742.34x = 367,462,420,171.76
  5. Step 5: Solve for x
    x = 367,462,420,171.76/701,742.34
  6. Step 6: Final answer
    x = 523,642.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.