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Finding the Fourth Proportional to 1,114.32, 1,670.30 and 594.00

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Solution

The fourth proportional to 1,114.32, 1,670.30 and 594.00 is: 890.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114.32 : 1,670.30 = 594.00 : x
  2. Step 2: Convert to fraction form
    1,114.32/1,670.30 = 594.00/x
  3. Step 3: Cross multiply
    1,114.32x = 1,670.30 × 594.00
  4. Step 4: Simplify right side
    1,114.32x = 992,146.88
  5. Step 5: Solve for x
    x = 992,146.88/1,114.32
  6. Step 6: Final answer
    x = 890.36

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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.