Home / 969,133.46-1,453,705.66-863,009.28

Finding the Fourth Proportional to 969,133.46, 1,453,705.66 and 863,009.28

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Solution

The fourth proportional to 969,133.46, 1,453,705.66 and 863,009.28 is: 1,294,518.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    969,133.46 : 1,453,705.66 = 863,009.28 : x
  2. Step 2: Convert to fraction form
    969,133.46/1,453,705.66 = 863,009.28/x
  3. Step 3: Cross multiply
    969,133.46x = 1,453,705.66 × 863,009.28
  4. Step 4: Simplify right side
    969,133.46x = 1,254,561,474,968.52
  5. Step 5: Solve for x
    x = 1,254,561,474,968.52/969,133.46
  6. Step 6: Final answer
    x = 1,294,518.79

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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.