Home / 967,909.47-1,451,553.36-319,339.82

Finding the Fourth Proportional to 967,909.47, 1,451,553.36 and 319,339.82

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Solution

The fourth proportional to 967,909.47, 1,451,553.36 and 319,339.82 is: 478,907.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    967,909.47 : 1,451,553.36 = 319,339.82 : x
  2. Step 2: Convert to fraction form
    967,909.47/1,451,553.36 = 319,339.82/x
  3. Step 3: Cross multiply
    967,909.47x = 1,451,553.36 × 319,339.82
  4. Step 4: Simplify right side
    967,909.47x = 463,538,784,765.45
  5. Step 5: Solve for x
    x = 463,538,784,765.45/967,909.47
  6. Step 6: Final answer
    x = 478,907.17

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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.