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Finding the Fourth Proportional to 1,835.42, 2,752.99 and 536.99

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Solution

The fourth proportional to 1,835.42, 2,752.99 and 536.99 is: 805.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,835.42 : 2,752.99 = 536.99 : x
  2. Step 2: Convert to fraction form
    1,835.42/2,752.99 = 536.99/x
  3. Step 3: Cross multiply
    1,835.42x = 2,752.99 × 536.99
  4. Step 4: Simplify right side
    1,835.42x = 1,478,312.99
  5. Step 5: Solve for x
    x = 1,478,312.99/1,835.42
  6. Step 6: Final answer
    x = 805.44

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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.