Home / 809,288.30-1,130,904.10-809,288.30

Finding the Fourth Proportional to 809,288.30, 1,130,904.10 and 809,288.30

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Solution

The fourth proportional to 809,288.30, 1,130,904.10 and 809,288.30 is: 1,130,904.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    809,288.30 : 1,130,904.10 = 809,288.30 : x
  2. Step 2: Convert to fraction form
    809,288.30/1,130,904.10 = 809,288.30/x
  3. Step 3: Cross multiply
    809,288.30x = 1,130,904.10 × 809,288.30
  4. Step 4: Simplify right side
    809,288.30x = 915,227,456,552.03
  5. Step 5: Solve for x
    x = 915,227,456,552.03/809,288.30
  6. Step 6: Final answer
    x = 1,130,904.10

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.