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Finding the Fourth Proportional to 346,482.80, 519,742.82 and 109,843.93

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Solution

The fourth proportional to 346,482.80, 519,742.82 and 109,843.93 is: 164,771.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    346,482.80 : 519,742.82 = 109,843.93 : x
  2. Step 2: Convert to fraction form
    346,482.80/519,742.82 = 109,843.93/x
  3. Step 3: Cross multiply
    346,482.80x = 519,742.82 × 109,843.93
  4. Step 4: Simplify right side
    346,482.80x = 57,090,593,938.08
  5. Step 5: Solve for x
    x = 57,090,593,938.08/346,482.80
  6. Step 6: Final answer
    x = 164,771.80

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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.