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Finding the Fourth Proportional to 349,578.59, 523,889.46 and 264,119.18

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Solution

The fourth proportional to 349,578.59, 523,889.46 and 264,119.18 is: 395,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    349,578.59 : 523,889.46 = 264,119.18 : x
  2. Step 2: Convert to fraction form
    349,578.59/523,889.46 = 264,119.18/x
  3. Step 3: Cross multiply
    349,578.59x = 523,889.46 × 264,119.18
  4. Step 4: Simplify right side
    349,578.59x = 138,369,254,585.84
  5. Step 5: Solve for x
    x = 138,369,254,585.84/349,578.59
  6. Step 6: Final answer
    x = 395,817.30

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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.