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Finding the Fourth Proportional to 1,657.49, 2,483.19 and 924.84

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Solution

The fourth proportional to 1,657.49, 2,483.19 and 924.84 is: 1,385.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,657.49 : 2,483.19 = 924.84 : x
  2. Step 2: Convert to fraction form
    1,657.49/2,483.19 = 924.84/x
  3. Step 3: Cross multiply
    1,657.49x = 2,483.19 × 924.84
  4. Step 4: Simplify right side
    1,657.49x = 2,296,553.44
  5. Step 5: Solve for x
    x = 2,296,553.44/1,657.49
  6. Step 6: Final answer
    x = 1,385.57

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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.