Home / 798,717.32-1,197,857.76-286,286.95

Finding the Fourth Proportional to 798,717.32, 1,197,857.76 and 286,286.95

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Solution

The fourth proportional to 798,717.32, 1,197,857.76 and 286,286.95 is: 429,352.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,717.32 : 1,197,857.76 = 286,286.95 : x
  2. Step 2: Convert to fraction form
    798,717.32/1,197,857.76 = 286,286.95/x
  3. Step 3: Cross multiply
    798,717.32x = 1,197,857.76 × 286,286.95
  4. Step 4: Simplify right side
    798,717.32x = 342,931,042,906.79
  5. Step 5: Solve for x
    x = 342,931,042,906.79/798,717.32
  6. Step 6: Final answer
    x = 429,352.21

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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.