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Finding the Fourth Proportional to 1,567.63, 2,350.73 and 746.89

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Solution

The fourth proportional to 1,567.63, 2,350.73 and 746.89 is: 1,120.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,567.63 : 2,350.73 = 746.89 : x
  2. Step 2: Convert to fraction form
    1,567.63/2,350.73 = 746.89/x
  3. Step 3: Cross multiply
    1,567.63x = 2,350.73 × 746.89
  4. Step 4: Simplify right side
    1,567.63x = 1,755,733.00
  5. Step 5: Solve for x
    x = 1,755,733.00/1,567.63
  6. Step 6: Final answer
    x = 1,120.00

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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.