Home / 496,436.55-685,085.40-270,083.67

Finding the Fourth Proportional to 496,436.55, 685,085.40 and 270,083.67

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Solution

The fourth proportional to 496,436.55, 685,085.40 and 270,083.67 is: 372,717.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,436.55 : 685,085.40 = 270,083.67 : x
  2. Step 2: Convert to fraction form
    496,436.55/685,085.40 = 270,083.67/x
  3. Step 3: Cross multiply
    496,436.55x = 685,085.40 × 270,083.67
  4. Step 4: Simplify right side
    496,436.55x = 185,030,379,095.42
  5. Step 5: Solve for x
    x = 185,030,379,095.42/496,436.55
  6. Step 6: Final answer
    x = 372,717.08

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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.