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Finding the Fourth Proportional to 584,774.16, 806,994.96 and 343,060.86

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Solution

The fourth proportional to 584,774.16, 806,994.96 and 343,060.86 is: 473,427.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    584,774.16 : 806,994.96 = 343,060.86 : x
  2. Step 2: Convert to fraction form
    584,774.16/806,994.96 = 343,060.86/x
  3. Step 3: Cross multiply
    584,774.16x = 806,994.96 × 343,060.86
  4. Step 4: Simplify right side
    584,774.16x = 276,848,384,993.27
  5. Step 5: Solve for x
    x = 276,848,384,993.27/584,774.16
  6. Step 6: Final answer
    x = 473,427.87

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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.