Home / 372,128.37-513,317.88-234,087.27

Finding the Fourth Proportional to 372,128.37, 513,317.88 and 234,087.27

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Solution

The fourth proportional to 372,128.37, 513,317.88 and 234,087.27 is: 322,902.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,128.37 : 513,317.88 = 234,087.27 : x
  2. Step 2: Convert to fraction form
    372,128.37/513,317.88 = 234,087.27/x
  3. Step 3: Cross multiply
    372,128.37x = 513,317.88 × 234,087.27
  4. Step 4: Simplify right side
    372,128.37x = 120,161,181,171.39
  5. Step 5: Solve for x
    x = 120,161,181,171.39/372,128.37
  6. Step 6: Final answer
    x = 322,902.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.