Home / 869,086.92-1,303,574.46-300,452.34

Finding the Fourth Proportional to 869,086.92, 1,303,574.46 and 300,452.34

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Solution

The fourth proportional to 869,086.92, 1,303,574.46 and 300,452.34 is: 450,659.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,086.92 : 1,303,574.46 = 300,452.34 : x
  2. Step 2: Convert to fraction form
    869,086.92/1,303,574.46 = 300,452.34/x
  3. Step 3: Cross multiply
    869,086.92x = 1,303,574.46 × 300,452.34
  4. Step 4: Simplify right side
    869,086.92x = 391,661,996,871.24
  5. Step 5: Solve for x
    x = 391,661,996,871.24/869,086.92
  6. Step 6: Final answer
    x = 450,659.18

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1.5x scale

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.