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Finding the Fourth Proportional to 650.74, 975.02 and 465.26

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Solution

The fourth proportional to 650.74, 975.02 and 465.26 is: 697.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    650.74 : 975.02 = 465.26 : x
  2. Step 2: Convert to fraction form
    650.74/975.02 = 465.26/x
  3. Step 3: Cross multiply
    650.74x = 975.02 × 465.26
  4. Step 4: Simplify right side
    650.74x = 453,637.81
  5. Step 5: Solve for x
    x = 453,637.81/650.74
  6. Step 6: Final answer
    x = 697.11

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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.