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Finding the Fourth Proportional to 592,888.51, 818,185.21 and 320,956.33

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Solution

The fourth proportional to 592,888.51, 818,185.21 and 320,956.33 is: 442,919.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    592,888.51 : 818,185.21 = 320,956.33 : x
  2. Step 2: Convert to fraction form
    592,888.51/818,185.21 = 320,956.33/x
  3. Step 3: Cross multiply
    592,888.51x = 818,185.21 × 320,956.33
  4. Step 4: Simplify right side
    592,888.51x = 262,601,718,170.95
  5. Step 5: Solve for x
    x = 262,601,718,170.95/592,888.51
  6. Step 6: Final answer
    x = 442,919.23

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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.