Home / 471,212.32-706,815.18-190,725.52

Finding the Fourth Proportional to 471,212.32, 706,815.18 and 190,725.52

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Solution

The fourth proportional to 471,212.32, 706,815.18 and 190,725.52 is: 286,086.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,212.32 : 706,815.18 = 190,725.52 : x
  2. Step 2: Convert to fraction form
    471,212.32/706,815.18 = 190,725.52/x
  3. Step 3: Cross multiply
    471,212.32x = 706,815.18 × 190,725.52
  4. Step 4: Simplify right side
    471,212.32x = 134,807,692,749.39
  5. Step 5: Solve for x
    x = 134,807,692,749.39/471,212.32
  6. Step 6: Final answer
    x = 286,086.94

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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.