Home / 712,960.58-1,069,441.59-180,481.58

Finding the Fourth Proportional to 712,960.58, 1,069,441.59 and 180,481.58

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Solution

The fourth proportional to 712,960.58, 1,069,441.59 and 180,481.58 is: 270,722.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    712,960.58 : 1,069,441.59 = 180,481.58 : x
  2. Step 2: Convert to fraction form
    712,960.58/1,069,441.59 = 180,481.58/x
  3. Step 3: Cross multiply
    712,960.58x = 1,069,441.59 × 180,481.58
  4. Step 4: Simplify right side
    712,960.58x = 193,014,507,880.91
  5. Step 5: Solve for x
    x = 193,014,507,880.91/712,960.58
  6. Step 6: Final answer
    x = 270,722.55

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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.