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Finding the Fourth Proportional to 583.51, 804.57 and 435.89

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Solution

The fourth proportional to 583.51, 804.57 and 435.89 is: 601.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    583.51 : 804.57 = 435.89 : x
  2. Step 2: Convert to fraction form
    583.51/804.57 = 435.89/x
  3. Step 3: Cross multiply
    583.51x = 804.57 × 435.89
  4. Step 4: Simplify right side
    583.51x = 350,706.03
  5. Step 5: Solve for x
    x = 350,706.03/583.51
  6. Step 6: Final answer
    x = 601.03

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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.