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Finding the Fourth Proportional to 1,027.02, 1,417.14 and 584.85

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Solution

The fourth proportional to 1,027.02, 1,417.14 and 584.85 is: 807.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027.02 : 1,417.14 = 584.85 : x
  2. Step 2: Convert to fraction form
    1,027.02/1,417.14 = 584.85/x
  3. Step 3: Cross multiply
    1,027.02x = 1,417.14 × 584.85
  4. Step 4: Simplify right side
    1,027.02x = 828,814.33
  5. Step 5: Solve for x
    x = 828,814.33/1,027.02
  6. Step 6: Final answer
    x = 807.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.