Home / 979,426.60-1,467,390.30-800,967.40

Finding the Fourth Proportional to 979,426.60, 1,467,390.30 and 800,967.40

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Solution

The fourth proportional to 979,426.60, 1,467,390.30 and 800,967.40 is: 1,200,020.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,426.60 : 1,467,390.30 = 800,967.40 : x
  2. Step 2: Convert to fraction form
    979,426.60/1,467,390.30 = 800,967.40/x
  3. Step 3: Cross multiply
    979,426.60x = 1,467,390.30 × 800,967.40
  4. Step 4: Simplify right side
    979,426.60x = 1,175,331,793,376.22
  5. Step 5: Solve for x
    x = 1,175,331,793,376.22/979,426.60
  6. Step 6: Final answer
    x = 1,200,020.29

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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.