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Finding the Fourth Proportional to 658.99, 910.50 and 652.51

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Solution

The fourth proportional to 658.99, 910.50 and 652.51 is: 901.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    658.99 : 910.50 = 652.51 : x
  2. Step 2: Convert to fraction form
    658.99/910.50 = 652.51/x
  3. Step 3: Cross multiply
    658.99x = 910.50 × 652.51
  4. Step 4: Simplify right side
    658.99x = 594,110.36
  5. Step 5: Solve for x
    x = 594,110.36/658.99
  6. Step 6: Final answer
    x = 901.55

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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.