Home / 904,938.62-1,357,582.88-343,929.38

Finding the Fourth Proportional to 904,938.62, 1,357,582.88 and 343,929.38

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Solution

The fourth proportional to 904,938.62, 1,357,582.88 and 343,929.38 is: 515,960.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,938.62 : 1,357,582.88 = 343,929.38 : x
  2. Step 2: Convert to fraction form
    904,938.62/1,357,582.88 = 343,929.38/x
  3. Step 3: Cross multiply
    904,938.62x = 1,357,582.88 × 343,929.38
  4. Step 4: Simplify right side
    904,938.62x = 466,912,632,288.92
  5. Step 5: Solve for x
    x = 466,912,632,288.92/904,938.62
  6. Step 6: Final answer
    x = 515,960.56

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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.