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Finding the Fourth Proportional to 652.48, 973.66 and 583.26

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Solution

The fourth proportional to 652.48, 973.66 and 583.26 is: 870.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.48 : 973.66 = 583.26 : x
  2. Step 2: Convert to fraction form
    652.48/973.66 = 583.26/x
  3. Step 3: Cross multiply
    652.48x = 973.66 × 583.26
  4. Step 4: Simplify right side
    652.48x = 567,896.93
  5. Step 5: Solve for x
    x = 567,896.93/652.48
  6. Step 6: Final answer
    x = 870.37

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.