Home / 319,173.22-440,478.75-175,932.94

Finding the Fourth Proportional to 319,173.22, 440,478.75 and 175,932.94

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Solution

The fourth proportional to 319,173.22, 440,478.75 and 175,932.94 is: 242,798.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    319,173.22 : 440,478.75 = 175,932.94 : x
  2. Step 2: Convert to fraction form
    319,173.22/440,478.75 = 175,932.94/x
  3. Step 3: Cross multiply
    319,173.22x = 440,478.75 × 175,932.94
  4. Step 4: Simplify right side
    319,173.22x = 77,494,721,495.03
  5. Step 5: Solve for x
    x = 77,494,721,495.03/319,173.22
  6. Step 6: Final answer
    x = 242,798.32

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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.