Home / 321,968.07-482,946.44-111,602.97

Finding the Fourth Proportional to 321,968.07, 482,946.44 and 111,602.97

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Solution

The fourth proportional to 321,968.07, 482,946.44 and 111,602.97 is: 167,402.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,968.07 : 482,946.44 = 111,602.97 : x
  2. Step 2: Convert to fraction form
    321,968.07/482,946.44 = 111,602.97/x
  3. Step 3: Cross multiply
    321,968.07x = 482,946.44 × 111,602.97
  4. Step 4: Simplify right side
    321,968.07x = 53,898,256,496.91
  5. Step 5: Solve for x
    x = 53,898,256,496.91/321,968.07
  6. Step 6: Final answer
    x = 167,402.49

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1.5x scale

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.