Home / 869,366.82-1,303,910.28-238,133.10

Finding the Fourth Proportional to 869,366.82, 1,303,910.28 and 238,133.10

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Solution

The fourth proportional to 869,366.82, 1,303,910.28 and 238,133.10 is: 357,161.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    869,366.82 : 1,303,910.28 = 238,133.10 : x
  2. Step 2: Convert to fraction form
    869,366.82/1,303,910.28 = 238,133.10/x
  3. Step 3: Cross multiply
    869,366.82x = 1,303,910.28 × 238,133.10
  4. Step 4: Simplify right side
    869,366.82x = 310,504,197,098.27
  5. Step 5: Solve for x
    x = 310,504,197,098.27/869,366.82
  6. Step 6: Final answer
    x = 357,161.32

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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.