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Finding the Fourth Proportional to 348,975.68, 481,885.81 and 337,690.76

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Solution

The fourth proportional to 348,975.68, 481,885.81 and 337,690.76 is: 466,302.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,975.68 : 481,885.81 = 337,690.76 : x
  2. Step 2: Convert to fraction form
    348,975.68/481,885.81 = 337,690.76/x
  3. Step 3: Cross multiply
    348,975.68x = 481,885.81 × 337,690.76
  4. Step 4: Simplify right side
    348,975.68x = 162,728,382,158.46
  5. Step 5: Solve for x
    x = 162,728,382,158.46/348,975.68
  6. Step 6: Final answer
    x = 466,302.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.