Home / 395,180.78-592,770.29-305,354.10

Finding the Fourth Proportional to 395,180.78, 592,770.29 and 305,354.10

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Solution

The fourth proportional to 395,180.78, 592,770.29 and 305,354.10 is: 458,030.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,180.78 : 592,770.29 = 305,354.10 : x
  2. Step 2: Convert to fraction form
    395,180.78/592,770.29 = 305,354.10/x
  3. Step 3: Cross multiply
    395,180.78x = 592,770.29 × 305,354.10
  4. Step 4: Simplify right side
    395,180.78x = 181,004,839,105.81
  5. Step 5: Solve for x
    x = 181,004,839,105.81/395,180.78
  6. Step 6: Final answer
    x = 458,030.48

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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.