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Finding the Fourth Proportional to 507.35, 699.95 and 332.93

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Solution

The fourth proportional to 507.35, 699.95 and 332.93 is: 459.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    507.35 : 699.95 = 332.93 : x
  2. Step 2: Convert to fraction form
    507.35/699.95 = 332.93/x
  3. Step 3: Cross multiply
    507.35x = 699.95 × 332.93
  4. Step 4: Simplify right side
    507.35x = 233,029.19
  5. Step 5: Solve for x
    x = 233,029.19/507.35
  6. Step 6: Final answer
    x = 459.31

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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.