Home / 471,219.82-706,826.40-190,733.02

Finding the Fourth Proportional to 471,219.82, 706,826.40 and 190,733.02

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Solution

The fourth proportional to 471,219.82, 706,826.40 and 190,733.02 is: 286,098.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,219.82 : 706,826.40 = 190,733.02 : x
  2. Step 2: Convert to fraction form
    471,219.82/706,826.40 = 190,733.02/x
  3. Step 3: Cross multiply
    471,219.82x = 706,826.40 × 190,733.02
  4. Step 4: Simplify right side
    471,219.82x = 134,815,133,887.73
  5. Step 5: Solve for x
    x = 134,815,133,887.73/471,219.82
  6. Step 6: Final answer
    x = 286,098.18

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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.