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Finding the Fourth Proportional to 344,482.84, 516,623.82 and 134,070.76

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Solution

The fourth proportional to 344,482.84, 516,623.82 and 134,070.76 is: 201,067.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,482.84 : 516,623.82 = 134,070.76 : x
  2. Step 2: Convert to fraction form
    344,482.84/516,623.82 = 134,070.76/x
  3. Step 3: Cross multiply
    344,482.84x = 516,623.82 × 134,070.76
  4. Step 4: Simplify right side
    344,482.84x = 69,264,148,181.50
  5. Step 5: Solve for x
    x = 69,264,148,181.50/344,482.84
  6. Step 6: Final answer
    x = 201,067.05

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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.