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Finding the Fourth Proportional to 1,511.84, 2,267.62 and 524.63

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Solution

The fourth proportional to 1,511.84, 2,267.62 and 524.63 is: 786.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511.84 : 2,267.62 = 524.63 : x
  2. Step 2: Convert to fraction form
    1,511.84/2,267.62 = 524.63/x
  3. Step 3: Cross multiply
    1,511.84x = 2,267.62 × 524.63
  4. Step 4: Simplify right side
    1,511.84x = 1,189,652.34
  5. Step 5: Solve for x
    x = 1,189,652.34/1,511.84
  6. Step 6: Final answer
    x = 786.89

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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.