Home / 588,349.44-811,925.76-320,079.36

Finding the Fourth Proportional to 588,349.44, 811,925.76 and 320,079.36

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Solution

The fourth proportional to 588,349.44, 811,925.76 and 320,079.36 is: 441,711.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    588,349.44 : 811,925.76 = 320,079.36 : x
  2. Step 2: Convert to fraction form
    588,349.44/811,925.76 = 320,079.36/x
  3. Step 3: Cross multiply
    588,349.44x = 811,925.76 × 320,079.36
  4. Step 4: Simplify right side
    588,349.44x = 259,880,677,628.31
  5. Step 5: Solve for x
    x = 259,880,677,628.31/588,349.44
  6. Step 6: Final answer
    x = 441,711.44

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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.