Home / 646,292.44-968,126.46-326,246.86

Finding the Fourth Proportional to 646,292.44, 968,126.46 and 326,246.86

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Solution

The fourth proportional to 646,292.44, 968,126.46 and 326,246.86 is: 488,707.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,292.44 : 968,126.46 = 326,246.86 : x
  2. Step 2: Convert to fraction form
    646,292.44/968,126.46 = 326,246.86/x
  3. Step 3: Cross multiply
    646,292.44x = 968,126.46 × 326,246.86
  4. Step 4: Simplify right side
    646,292.44x = 315,848,217,657.92
  5. Step 5: Solve for x
    x = 315,848,217,657.92/646,292.44
  6. Step 6: Final answer
    x = 488,707.89

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1.5x scale

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.