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Finding the Fourth Proportional to 652.52, 901 and 603.40

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Solution

The fourth proportional to 652.52, 901 and 603.40 is: 833.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    652.52 : 901 = 603.40 : x
  2. Step 2: Convert to fraction form
    652.52/901 = 603.40/x
  3. Step 3: Cross multiply
    652.52x = 901 × 603.40
  4. Step 4: Simplify right side
    652.52x = 543,663.40
  5. Step 5: Solve for x
    x = 543,663.40/652.52
  6. Step 6: Final answer
    x = 833.18

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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.