Home / 979,273.80-1,465,800.30-699,337.80

Finding the Fourth Proportional to 979,273.80, 1,465,800.30 and 699,337.80

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Solution

The fourth proportional to 979,273.80, 1,465,800.30 and 699,337.80 is: 1,046,785.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    979,273.80 : 1,465,800.30 = 699,337.80 : x
  2. Step 2: Convert to fraction form
    979,273.80/1,465,800.30 = 699,337.80/x
  3. Step 3: Cross multiply
    979,273.80x = 1,465,800.30 × 699,337.80
  4. Step 4: Simplify right side
    979,273.80x = 1,025,089,557,041.34
  5. Step 5: Solve for x
    x = 1,025,089,557,041.34/979,273.80
  6. Step 6: Final answer
    x = 1,046,785.44

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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.