Home / 816,072.45-1,223,266.27-367,008.45

Finding the Fourth Proportional to 816,072.45, 1,223,266.27 and 367,008.45

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Solution

The fourth proportional to 816,072.45, 1,223,266.27 and 367,008.45 is: 550,133.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    816,072.45 : 1,223,266.27 = 367,008.45 : x
  2. Step 2: Convert to fraction form
    816,072.45/1,223,266.27 = 367,008.45/x
  3. Step 3: Cross multiply
    816,072.45x = 1,223,266.27 × 367,008.45
  4. Step 4: Simplify right side
    816,072.45x = 448,949,057,689.98
  5. Step 5: Solve for x
    x = 448,949,057,689.98/816,072.45
  6. Step 6: Final answer
    x = 550,133.82

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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.