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Finding the Fourth Proportional to 578,245.11, 798,061.76 and 333,182.96

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Solution

The fourth proportional to 578,245.11, 798,061.76 and 333,182.96 is: 459,840.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,245.11 : 798,061.76 = 333,182.96 : x
  2. Step 2: Convert to fraction form
    578,245.11/798,061.76 = 333,182.96/x
  3. Step 3: Cross multiply
    578,245.11x = 798,061.76 × 333,182.96
  4. Step 4: Simplify right side
    578,245.11x = 265,900,573,803.39
  5. Step 5: Solve for x
    x = 265,900,573,803.39/578,245.11
  6. Step 6: Final answer
    x = 459,840.59

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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.