Home / 798,287.34-1,197,622.38-265,813.20

Finding the Fourth Proportional to 798,287.34, 1,197,622.38 and 265,813.20

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Solution

The fourth proportional to 798,287.34, 1,197,622.38 and 265,813.20 is: 398,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,287.34 : 1,197,622.38 = 265,813.20 : x
  2. Step 2: Convert to fraction form
    798,287.34/1,197,622.38 = 265,813.20/x
  3. Step 3: Cross multiply
    798,287.34x = 1,197,622.38 × 265,813.20
  4. Step 4: Simplify right side
    798,287.34x = 318,343,837,219.42
  5. Step 5: Solve for x
    x = 318,343,837,219.42/798,287.34
  6. Step 6: Final answer
    x = 398,783.52

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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.