Home / 496,829.76-685,627.92-270,474.72

Finding the Fourth Proportional to 496,829.76, 685,627.92 and 270,474.72

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Solution

The fourth proportional to 496,829.76, 685,627.92 and 270,474.72 is: 373,256.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,829.76 : 685,627.92 = 270,474.72 : x
  2. Step 2: Convert to fraction form
    496,829.76/685,627.92 = 270,474.72/x
  3. Step 3: Cross multiply
    496,829.76x = 685,627.92 × 270,474.72
  4. Step 4: Simplify right side
    496,829.76x = 185,445,019,686.18
  5. Step 5: Solve for x
    x = 185,445,019,686.18/496,829.76
  6. Step 6: Final answer
    x = 373,256.67

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1.5x scale

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.