Home / 798,312.83-1,197,660.60-265,838.47

Finding the Fourth Proportional to 798,312.83, 1,197,660.60 and 265,838.47

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Solution

The fourth proportional to 798,312.83, 1,197,660.60 and 265,838.47 is: 398,821.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,312.83 : 1,197,660.60 = 265,838.47 : x
  2. Step 2: Convert to fraction form
    798,312.83/1,197,660.60 = 265,838.47/x
  3. Step 3: Cross multiply
    798,312.83x = 1,197,660.60 × 265,838.47
  4. Step 4: Simplify right side
    798,312.83x = 318,384,258,489.13
  5. Step 5: Solve for x
    x = 318,384,258,489.13/798,312.83
  6. Step 6: Final answer
    x = 398,821.43

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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.