Home / 578,046.24-866,933.22-325,436.40

Finding the Fourth Proportional to 578,046.24, 866,933.22 and 325,436.40

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Solution

The fourth proportional to 578,046.24, 866,933.22 and 325,436.40 is: 488,077.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    578,046.24 : 866,933.22 = 325,436.40 : x
  2. Step 2: Convert to fraction form
    578,046.24/866,933.22 = 325,436.40/x
  3. Step 3: Cross multiply
    578,046.24x = 866,933.22 × 325,436.40
  4. Step 4: Simplify right side
    578,046.24x = 282,131,626,157.21
  5. Step 5: Solve for x
    x = 282,131,626,157.21/578,046.24
  6. Step 6: Final answer
    x = 488,077.95

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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.