Home / 395,680.30-592,898.08-305,942.22

Finding the Fourth Proportional to 395,680.30, 592,898.08 and 305,942.22

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Solution

The fourth proportional to 395,680.30, 592,898.08 and 305,942.22 is: 458,432.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    395,680.30 : 592,898.08 = 305,942.22 : x
  2. Step 2: Convert to fraction form
    395,680.30/592,898.08 = 305,942.22/x
  3. Step 3: Cross multiply
    395,680.30x = 592,898.08 × 305,942.22
  4. Step 4: Simplify right side
    395,680.30x = 181,392,554,828.94
  5. Step 5: Solve for x
    x = 181,392,554,828.94/395,680.30
  6. Step 6: Final answer
    x = 458,432.11

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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.