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Finding the Fourth Proportional to 634,630.87, 951,051.22 and 350,449.36

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Solution

The fourth proportional to 634,630.87, 951,051.22 and 350,449.36 is: 525,179.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    634,630.87 : 951,051.22 = 350,449.36 : x
  2. Step 2: Convert to fraction form
    634,630.87/951,051.22 = 350,449.36/x
  3. Step 3: Cross multiply
    634,630.87x = 951,051.22 × 350,449.36
  4. Step 4: Simplify right side
    634,630.87x = 333,295,291,376.22
  5. Step 5: Solve for x
    x = 333,295,291,376.22/634,630.87
  6. Step 6: Final answer
    x = 525,179.77

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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.