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Finding the Fourth Proportional to 895.51, 1,342.99 and 375.67

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Solution

The fourth proportional to 895.51, 1,342.99 and 375.67 is: 563.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    895.51 : 1,342.99 = 375.67 : x
  2. Step 2: Convert to fraction form
    895.51/1,342.99 = 375.67/x
  3. Step 3: Cross multiply
    895.51x = 1,342.99 × 375.67
  4. Step 4: Simplify right side
    895.51x = 504,521.05
  5. Step 5: Solve for x
    x = 504,521.05/895.51
  6. Step 6: Final answer
    x = 563.39

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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.