Home / 806,574.30-1,209,821.36-301,096.44

Finding the Fourth Proportional to 806,574.30, 1,209,821.36 and 301,096.44

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Solution

The fourth proportional to 806,574.30, 1,209,821.36 and 301,096.44 is: 451,629.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    806,574.30 : 1,209,821.36 = 301,096.44 : x
  2. Step 2: Convert to fraction form
    806,574.30/1,209,821.36 = 301,096.44/x
  3. Step 3: Cross multiply
    806,574.30x = 1,209,821.36 × 301,096.44
  4. Step 4: Simplify right side
    806,574.30x = 364,272,903,026.48
  5. Step 5: Solve for x
    x = 364,272,903,026.48/806,574.30
  6. Step 6: Final answer
    x = 451,629.69

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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.