Home / 341,980.22-512,979.04-162,023.46

Finding the Fourth Proportional to 341,980.22, 512,979.04 and 162,023.46

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Solution

The fourth proportional to 341,980.22, 512,979.04 and 162,023.46 is: 243,039.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,980.22 : 512,979.04 = 162,023.46 : x
  2. Step 2: Convert to fraction form
    341,980.22/512,979.04 = 162,023.46/x
  3. Step 3: Cross multiply
    341,980.22x = 512,979.04 × 162,023.46
  4. Step 4: Simplify right side
    341,980.22x = 83,114,638,968.28
  5. Step 5: Solve for x
    x = 83,114,638,968.28/341,980.22
  6. Step 6: Final answer
    x = 243,039.32

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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.