Home / 372,046.36-513,441.53-210,904.54

Finding the Fourth Proportional to 372,046.36, 513,441.53 and 210,904.54

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Solution

The fourth proportional to 372,046.36, 513,441.53 and 210,904.54 is: 291,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,046.36 : 513,441.53 = 210,904.54 : x
  2. Step 2: Convert to fraction form
    372,046.36/513,441.53 = 210,904.54/x
  3. Step 3: Cross multiply
    372,046.36x = 513,441.53 × 210,904.54
  4. Step 4: Simplify right side
    372,046.36x = 108,287,148,647.02
  5. Step 5: Solve for x
    x = 108,287,148,647.02/372,046.36
  6. Step 6: Final answer
    x = 291,058.21

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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.