Home / 797,890.70-1,196,945.40-265,356.20

Finding the Fourth Proportional to 797,890.70, 1,196,945.40 and 265,356.20

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Solution

The fourth proportional to 797,890.70, 1,196,945.40 and 265,356.20 is: 398,070.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,890.70 : 1,196,945.40 = 265,356.20 : x
  2. Step 2: Convert to fraction form
    797,890.70/1,196,945.40 = 265,356.20/x
  3. Step 3: Cross multiply
    797,890.70x = 1,196,945.40 × 265,356.20
  4. Step 4: Simplify right side
    797,890.70x = 317,616,882,951.48
  5. Step 5: Solve for x
    x = 317,616,882,951.48/797,890.70
  6. Step 6: Final answer
    x = 398,070.67

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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.