Home / 953,405.22-1,429,414.46-447,705.62

Finding the Fourth Proportional to 953,405.22, 1,429,414.46 and 447,705.62

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Solution

The fourth proportional to 953,405.22, 1,429,414.46 and 447,705.62 is: 671,232.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,405.22 : 1,429,414.46 = 447,705.62 : x
  2. Step 2: Convert to fraction form
    953,405.22/1,429,414.46 = 447,705.62/x
  3. Step 3: Cross multiply
    953,405.22x = 1,429,414.46 × 447,705.62
  4. Step 4: Simplify right side
    953,405.22x = 639,956,887,051.27
  5. Step 5: Solve for x
    x = 639,956,887,051.27/953,405.22
  6. Step 6: Final answer
    x = 671,232.83

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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.