Home / 964,159.20-1,446,238.80-807,861.60

Finding the Fourth Proportional to 964,159.20, 1,446,238.80 and 807,861.60

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Solution

The fourth proportional to 964,159.20, 1,446,238.80 and 807,861.60 is: 1,211,792.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,159.20 : 1,446,238.80 = 807,861.60 : x
  2. Step 2: Convert to fraction form
    964,159.20/1,446,238.80 = 807,861.60/x
  3. Step 3: Cross multiply
    964,159.20x = 1,446,238.80 × 807,861.60
  4. Step 4: Simplify right side
    964,159.20x = 1,168,360,790,950.08
  5. Step 5: Solve for x
    x = 1,168,360,790,950.08/964,159.20
  6. Step 6: Final answer
    x = 1,211,792.40

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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.