Home / 703,742.70-971,166.58-381,452.42

Finding the Fourth Proportional to 703,742.70, 971,166.58 and 381,452.42

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Solution

The fourth proportional to 703,742.70, 971,166.58 and 381,452.42 is: 526,405.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    703,742.70 : 971,166.58 = 381,452.42 : x
  2. Step 2: Convert to fraction form
    703,742.70/971,166.58 = 381,452.42/x
  3. Step 3: Cross multiply
    703,742.70x = 971,166.58 × 381,452.42
  4. Step 4: Simplify right side
    703,742.70x = 370,453,842,164.12
  5. Step 5: Solve for x
    x = 370,453,842,164.12/703,742.70
  6. Step 6: Final answer
    x = 526,405.24

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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.