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Finding the Fourth Proportional to 348,896.16, 481,475.34 and 195,913.08

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Solution

The fourth proportional to 348,896.16, 481,475.34 and 195,913.08 is: 270,359.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,896.16 : 481,475.34 = 195,913.08 : x
  2. Step 2: Convert to fraction form
    348,896.16/481,475.34 = 195,913.08/x
  3. Step 3: Cross multiply
    348,896.16x = 481,475.34 × 195,913.08
  4. Step 4: Simplify right side
    348,896.16x = 94,327,316,803.45
  5. Step 5: Solve for x
    x = 94,327,316,803.45/348,896.16
  6. Step 6: Final answer
    x = 270,359.29

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1.5x scale

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.