Home / 320,823.27-481,030.74-152,239.59

Finding the Fourth Proportional to 320,823.27, 481,030.74 and 152,239.59

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Solution

The fourth proportional to 320,823.27, 481,030.74 and 152,239.59 is: 228,262.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    320,823.27 : 481,030.74 = 152,239.59 : x
  2. Step 2: Convert to fraction form
    320,823.27/481,030.74 = 152,239.59/x
  3. Step 3: Cross multiply
    320,823.27x = 481,030.74 × 152,239.59
  4. Step 4: Simplify right side
    320,823.27x = 73,231,922,635.00
  5. Step 5: Solve for x
    x = 73,231,922,635.00/320,823.27
  6. Step 6: Final answer
    x = 228,262.50

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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.