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Finding the Fourth Proportional to 582,482.23, 873,317.12 and 258,093.89

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Solution

The fourth proportional to 582,482.23, 873,317.12 and 258,093.89 is: 386,960.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    582,482.23 : 873,317.12 = 258,093.89 : x
  2. Step 2: Convert to fraction form
    582,482.23/873,317.12 = 258,093.89/x
  3. Step 3: Cross multiply
    582,482.23x = 873,317.12 × 258,093.89
  4. Step 4: Simplify right side
    582,482.23x = 225,397,810,322.28
  5. Step 5: Solve for x
    x = 225,397,810,322.28/582,482.23
  6. Step 6: Final answer
    x = 386,960.84

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.