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Finding the Fourth Proportional to 1,595.00, 2,392.71 and 555.08

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Solution

The fourth proportional to 1,595.00, 2,392.71 and 555.08 is: 832.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,595.00 : 2,392.71 = 555.08 : x
  2. Step 2: Convert to fraction form
    1,595.00/2,392.71 = 555.08/x
  3. Step 3: Cross multiply
    1,595.00x = 2,392.71 × 555.08
  4. Step 4: Simplify right side
    1,595.00x = 1,328,146.44
  5. Step 5: Solve for x
    x = 1,328,146.44/1,595.00
  6. Step 6: Final answer
    x = 832.69

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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.