Home / 320,892.33-442,814.57-175,670.27

Finding the Fourth Proportional to 320,892.33, 442,814.57 and 175,670.27

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Solution

The fourth proportional to 320,892.33, 442,814.57 and 175,670.27 is: 242,415.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,892.33 : 442,814.57 = 175,670.27 : x
  2. Step 2: Convert to fraction form
    320,892.33/442,814.57 = 175,670.27/x
  3. Step 3: Cross multiply
    320,892.33x = 442,814.57 × 175,670.27
  4. Step 4: Simplify right side
    320,892.33x = 77,789,354,298.73
  5. Step 5: Solve for x
    x = 77,789,354,298.73/320,892.33
  6. Step 6: Final answer
    x = 242,415.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.