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Finding the Fourth Proportional to 532.37, 798.54 and 507.76

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Solution

The fourth proportional to 532.37, 798.54 and 507.76 is: 761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    532.37 : 798.54 = 507.76 : x
  2. Step 2: Convert to fraction form
    532.37/798.54 = 507.76/x
  3. Step 3: Cross multiply
    532.37x = 798.54 × 507.76
  4. Step 4: Simplify right side
    532.37x = 405,466.67
  5. Step 5: Solve for x
    x = 405,466.67/532.37
  6. Step 6: Final answer
    x = 761.63

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.