Home / 846,289.60-1,260,638.53-800,451.90

Finding the Fourth Proportional to 846,289.60, 1,260,638.53 and 800,451.90

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Solution

The fourth proportional to 846,289.60, 1,260,638.53 and 800,451.90 is: 1,192,358.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,289.60 : 1,260,638.53 = 800,451.90 : x
  2. Step 2: Convert to fraction form
    846,289.60/1,260,638.53 = 800,451.90/x
  3. Step 3: Cross multiply
    846,289.60x = 1,260,638.53 × 800,451.90
  4. Step 4: Simplify right side
    846,289.60x = 1,009,080,504,438.15
  5. Step 5: Solve for x
    x = 1,009,080,504,438.15/846,289.60
  6. Step 6: Final answer
    x = 1,192,358.40

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.