Home / 776,100.03-1,164,150.36-349,137.14

Finding the Fourth Proportional to 776,100.03, 1,164,150.36 and 349,137.14

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Solution

The fourth proportional to 776,100.03, 1,164,150.36 and 349,137.14 is: 523,705.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,100.03 : 1,164,150.36 = 349,137.14 : x
  2. Step 2: Convert to fraction form
    776,100.03/1,164,150.36 = 349,137.14/x
  3. Step 3: Cross multiply
    776,100.03x = 1,164,150.36 × 349,137.14
  4. Step 4: Simplify right side
    776,100.03x = 406,448,121,399.62
  5. Step 5: Solve for x
    x = 406,448,121,399.62/776,100.03
  6. Step 6: Final answer
    x = 523,705.84

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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.