Home / 722,722.98-1,085,077.54-367,975.38

Finding the Fourth Proportional to 722,722.98, 1,085,077.54 and 367,975.38

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Solution

The fourth proportional to 722,722.98, 1,085,077.54 and 367,975.38 is: 552,468.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    722,722.98 : 1,085,077.54 = 367,975.38 : x
  2. Step 2: Convert to fraction form
    722,722.98/1,085,077.54 = 367,975.38/x
  3. Step 3: Cross multiply
    722,722.98x = 1,085,077.54 × 367,975.38
  4. Step 4: Simplify right side
    722,722.98x = 399,281,820,110.97
  5. Step 5: Solve for x
    x = 399,281,820,110.97/722,722.98
  6. Step 6: Final answer
    x = 552,468.69

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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.