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Finding the Fourth Proportional to 346,482.36, 519,742.17 and 109,843.49

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Solution

The fourth proportional to 346,482.36, 519,742.17 and 109,843.49 is: 164,771.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,482.36 : 519,742.17 = 109,843.49 : x
  2. Step 2: Convert to fraction form
    346,482.36/519,742.17 = 109,843.49/x
  3. Step 3: Cross multiply
    346,482.36x = 519,742.17 × 109,843.49
  4. Step 4: Simplify right side
    346,482.36x = 57,090,293,852.97
  5. Step 5: Solve for x
    x = 57,090,293,852.97/346,482.36
  6. Step 6: Final answer
    x = 164,771.14

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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.