Home / 646,794.40-970,337.04-197,477.68

Finding the Fourth Proportional to 646,794.40, 970,337.04 and 197,477.68

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Solution

The fourth proportional to 646,794.40, 970,337.04 and 197,477.68 is: 296,260.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    646,794.40 : 970,337.04 = 197,477.68 : x
  2. Step 2: Convert to fraction form
    646,794.40/970,337.04 = 197,477.68/x
  3. Step 3: Cross multiply
    646,794.40x = 970,337.04 × 197,477.68
  4. Step 4: Simplify right side
    646,794.40x = 191,619,907,477.27
  5. Step 5: Solve for x
    x = 191,619,907,477.27/646,794.40
  6. Step 6: Final answer
    x = 296,260.93

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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.