Home / 899,657.46-1,240,723.22-746,453.12

Finding the Fourth Proportional to 899,657.46, 1,240,723.22 and 746,453.12

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Solution

The fourth proportional to 899,657.46, 1,240,723.22 and 746,453.12 is: 1,029,438.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    899,657.46 : 1,240,723.22 = 746,453.12 : x
  2. Step 2: Convert to fraction form
    899,657.46/1,240,723.22 = 746,453.12/x
  3. Step 3: Cross multiply
    899,657.46x = 1,240,723.22 × 746,453.12
  4. Step 4: Simplify right side
    899,657.46x = 926,141,708,689.57
  5. Step 5: Solve for x
    x = 926,141,708,689.57/899,657.46
  6. Step 6: Final answer
    x = 1,029,438.15

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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.