Home / 798,285.83-1,197,620.10-265,811.67

Finding the Fourth Proportional to 798,285.83, 1,197,620.10 and 265,811.67

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Solution

The fourth proportional to 798,285.83, 1,197,620.10 and 265,811.67 is: 398,781.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,285.83 : 1,197,620.10 = 265,811.67 : x
  2. Step 2: Convert to fraction form
    798,285.83/1,197,620.10 = 265,811.67/x
  3. Step 3: Cross multiply
    798,285.83x = 1,197,620.10 × 265,811.67
  4. Step 4: Simplify right side
    798,285.83x = 318,341,398,806.57
  5. Step 5: Solve for x
    x = 318,341,398,806.57/798,285.83
  6. Step 6: Final answer
    x = 398,781.22

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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.