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Finding the Fourth Proportional to 1,715.52, 2,573.38 and 483.03

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Solution

The fourth proportional to 1,715.52, 2,573.38 and 483.03 is: 724.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,715.52 : 2,573.38 = 483.03 : x
  2. Step 2: Convert to fraction form
    1,715.52/2,573.38 = 483.03/x
  3. Step 3: Cross multiply
    1,715.52x = 2,573.38 × 483.03
  4. Step 4: Simplify right side
    1,715.52x = 1,243,019.74
  5. Step 5: Solve for x
    x = 1,243,019.74/1,715.52
  6. Step 6: Final answer
    x = 724.57

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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.