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Finding the Fourth Proportional to 350,644.34, 483,969.68 and 214,753.17

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Solution

The fourth proportional to 350,644.34, 483,969.68 and 214,753.17 is: 296,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    350,644.34 : 483,969.68 = 214,753.17 : x
  2. Step 2: Convert to fraction form
    350,644.34/483,969.68 = 214,753.17/x
  3. Step 3: Cross multiply
    350,644.34x = 483,969.68 × 214,753.17
  4. Step 4: Simplify right side
    350,644.34x = 103,934,025,718.32
  5. Step 5: Solve for x
    x = 103,934,025,718.32/350,644.34
  6. Step 6: Final answer
    x = 296,408.68

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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.