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Finding the Fourth Proportional to 508.24, 703.56 and 464.50

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Solution

The fourth proportional to 508.24, 703.56 and 464.50 is: 643.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    508.24 : 703.56 = 464.50 : x
  2. Step 2: Convert to fraction form
    508.24/703.56 = 464.50/x
  3. Step 3: Cross multiply
    508.24x = 703.56 × 464.50
  4. Step 4: Simplify right side
    508.24x = 326,803.62
  5. Step 5: Solve for x
    x = 326,803.62/508.24
  6. Step 6: Final answer
    x = 643.01

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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.