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Finding the Fourth Proportional to 651.00, 975.05 and 465.56

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Solution

The fourth proportional to 651.00, 975.05 and 465.56 is: 697.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    651.00 : 975.05 = 465.56 : x
  2. Step 2: Convert to fraction form
    651.00/975.05 = 465.56/x
  3. Step 3: Cross multiply
    651.00x = 975.05 × 465.56
  4. Step 4: Simplify right side
    651.00x = 453,942.48
  5. Step 5: Solve for x
    x = 453,942.48/651.00
  6. Step 6: Final answer
    x = 697.30

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Double scale
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Similar ratio
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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.