Home / 636,228.27-954,317.48-215,504.13

Finding the Fourth Proportional to 636,228.27, 954,317.48 and 215,504.13

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Solution

The fourth proportional to 636,228.27, 954,317.48 and 215,504.13 is: 323,247.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    636,228.27 : 954,317.48 = 215,504.13 : x
  2. Step 2: Convert to fraction form
    636,228.27/954,317.48 = 215,504.13/x
  3. Step 3: Cross multiply
    636,228.27x = 954,317.48 × 215,504.13
  4. Step 4: Simplify right side
    636,228.27x = 205,659,357,193.67
  5. Step 5: Solve for x
    x = 205,659,357,193.67/636,228.27
  6. Step 6: Final answer
    x = 323,247.75

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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.