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Finding the Fourth Proportional to 583,404.54, 805,093.48 and 325,278.42

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Solution

The fourth proportional to 583,404.54, 805,093.48 and 325,278.42 is: 448,881.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    583,404.54 : 805,093.48 = 325,278.42 : x
  2. Step 2: Convert to fraction form
    583,404.54/805,093.48 = 325,278.42/x
  3. Step 3: Cross multiply
    583,404.54x = 805,093.48 × 325,278.42
  4. Step 4: Simplify right side
    583,404.54x = 261,879,535,126.70
  5. Step 5: Solve for x
    x = 261,879,535,126.70/583,404.54
  6. Step 6: Final answer
    x = 448,881.55

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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.