Home / 371,532.26-512,714.48-210,387.27

Finding the Fourth Proportional to 371,532.26, 512,714.48 and 210,387.27

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Solution

The fourth proportional to 371,532.26, 512,714.48 and 210,387.27 is: 290,334.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    371,532.26 : 512,714.48 = 210,387.27 : x
  2. Step 2: Convert to fraction form
    371,532.26/512,714.48 = 210,387.27/x
  3. Step 3: Cross multiply
    371,532.26x = 512,714.48 × 210,387.27
  4. Step 4: Simplify right side
    371,532.26x = 107,868,599,736.67
  5. Step 5: Solve for x
    x = 107,868,599,736.67/371,532.26
  6. Step 6: Final answer
    x = 290,334.41

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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.