Home / 798,378.54-1,197,124.68-265,608.72

Finding the Fourth Proportional to 798,378.54, 1,197,124.68 and 265,608.72

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Solution

The fourth proportional to 798,378.54, 1,197,124.68 and 265,608.72 is: 398,265.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,378.54 : 1,197,124.68 = 265,608.72 : x
  2. Step 2: Convert to fraction form
    798,378.54/1,197,124.68 = 265,608.72/x
  3. Step 3: Cross multiply
    798,378.54x = 1,197,124.68 × 265,608.72
  4. Step 4: Simplify right side
    798,378.54x = 317,966,753,935.21
  5. Step 5: Solve for x
    x = 317,966,753,935.21/798,378.54
  6. Step 6: Final answer
    x = 398,265.66

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Double scale
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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.