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Finding the Fourth Proportional to 603.98, 900.68 and 598.51

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Solution

The fourth proportional to 603.98, 900.68 and 598.51 is: 892.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.98 : 900.68 = 598.51 : x
  2. Step 2: Convert to fraction form
    603.98/900.68 = 598.51/x
  3. Step 3: Cross multiply
    603.98x = 900.68 × 598.51
  4. Step 4: Simplify right side
    603.98x = 539,061.48
  5. Step 5: Solve for x
    x = 539,061.48/603.98
  6. Step 6: Final answer
    x = 892.52

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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.