Home / 395,256.94-592,884.29-305,430.37

Finding the Fourth Proportional to 395,256.94, 592,884.29 and 305,430.37

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Solution

The fourth proportional to 395,256.94, 592,884.29 and 305,430.37 is: 458,144.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,256.94 : 592,884.29 = 305,430.37 : x
  2. Step 2: Convert to fraction form
    395,256.94/592,884.29 = 305,430.37/x
  3. Step 3: Cross multiply
    395,256.94x = 592,884.29 × 305,430.37
  4. Step 4: Simplify right side
    395,256.94x = 181,084,867,343.25
  5. Step 5: Solve for x
    x = 181,084,867,343.25/395,256.94
  6. Step 6: Final answer
    x = 458,144.69

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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.