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Finding the Fourth Proportional to 1,495.24, 2,242.83 and 672.93

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Solution

The fourth proportional to 1,495.24, 2,242.83 and 672.93 is: 1,009.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,495.24 : 2,242.83 = 672.93 : x
  2. Step 2: Convert to fraction form
    1,495.24/2,242.83 = 672.93/x
  3. Step 3: Cross multiply
    1,495.24x = 2,242.83 × 672.93
  4. Step 4: Simplify right side
    1,495.24x = 1,509,267.59
  5. Step 5: Solve for x
    x = 1,509,267.59/1,495.24
  6. Step 6: Final answer
    x = 1,009.38

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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.