Home / 364,218.42-502,938.75-228,485.69

Finding the Fourth Proportional to 364,218.42, 502,938.75 and 228,485.69

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Solution

The fourth proportional to 364,218.42, 502,938.75 and 228,485.69 is: 315,509.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,218.42 : 502,938.75 = 228,485.69 : x
  2. Step 2: Convert to fraction form
    364,218.42/502,938.75 = 228,485.69/x
  3. Step 3: Cross multiply
    364,218.42x = 502,938.75 × 228,485.69
  4. Step 4: Simplify right side
    364,218.42x = 114,914,305,653.16
  5. Step 5: Solve for x
    x = 114,914,305,653.16/364,218.42
  6. Step 6: Final answer
    x = 315,509.32

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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.