Home / 364,734.09-503,417.03-213,879.69

Finding the Fourth Proportional to 364,734.09, 503,417.03 and 213,879.69

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Solution

The fourth proportional to 364,734.09, 503,417.03 and 213,879.69 is: 295,203.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,734.09 : 503,417.03 = 213,879.69 : x
  2. Step 2: Convert to fraction form
    364,734.09/503,417.03 = 213,879.69/x
  3. Step 3: Cross multiply
    364,734.09x = 503,417.03 × 213,879.69
  4. Step 4: Simplify right side
    364,734.09x = 107,670,677,247.72
  5. Step 5: Solve for x
    x = 107,670,677,247.72/364,734.09
  6. Step 6: Final answer
    x = 295,203.22

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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.