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Finding the Fourth Proportional to 341,617.76, 512,492.52 and 104,918.48

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Solution

The fourth proportional to 341,617.76, 512,492.52 and 104,918.48 is: 157,397.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    341,617.76 : 512,492.52 = 104,918.48 : x
  2. Step 2: Convert to fraction form
    341,617.76/512,492.52 = 104,918.48/x
  3. Step 3: Cross multiply
    341,617.76x = 512,492.52 × 104,918.48
  4. Step 4: Simplify right side
    341,617.76x = 53,769,936,209.77
  5. Step 5: Solve for x
    x = 53,769,936,209.77/341,617.76
  6. Step 6: Final answer
    x = 157,397.95

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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.