Home / 816,073.70-1,223,268.15-367,009.70

Finding the Fourth Proportional to 816,073.70, 1,223,268.15 and 367,009.70

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Solution

The fourth proportional to 816,073.70, 1,223,268.15 and 367,009.70 is: 550,135.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,073.70 : 1,223,268.15 = 367,009.70 : x
  2. Step 2: Convert to fraction form
    816,073.70/1,223,268.15 = 367,009.70/x
  3. Step 3: Cross multiply
    816,073.70x = 1,223,268.15 × 367,009.70
  4. Step 4: Simplify right side
    816,073.70x = 448,951,276,751.06
  5. Step 5: Solve for x
    x = 448,951,276,751.06/816,073.70
  6. Step 6: Final answer
    x = 550,135.70

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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.