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Finding the Fourth Proportional to 583.34, 805.10 and 350.46

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Solution

The fourth proportional to 583.34, 805.10 and 350.46 is: 483.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.34 : 805.10 = 350.46 : x
  2. Step 2: Convert to fraction form
    583.34/805.10 = 350.46/x
  3. Step 3: Cross multiply
    583.34x = 805.10 × 350.46
  4. Step 4: Simplify right side
    583.34x = 282,153.59
  5. Step 5: Solve for x
    x = 282,153.59/583.34
  6. Step 6: Final answer
    x = 483.69

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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.