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Finding the Fourth Proportional to 514.44, 710.50 and 507.62

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Solution

The fourth proportional to 514.44, 710.50 and 507.62 is: 701.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    514.44 : 710.50 = 507.62 : x
  2. Step 2: Convert to fraction form
    514.44/710.50 = 507.62/x
  3. Step 3: Cross multiply
    514.44x = 710.50 × 507.62
  4. Step 4: Simplify right side
    514.44x = 360,664.01
  5. Step 5: Solve for x
    x = 360,664.01/514.44
  6. Step 6: Final answer
    x = 701.08

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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.