Home / 798,497.55-1,196,749.53-399,252.50

Finding the Fourth Proportional to 798,497.55, 1,196,749.53 and 399,252.50

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Solution

The fourth proportional to 798,497.55, 1,196,749.53 and 399,252.50 is: 598,380.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,497.55 : 1,196,749.53 = 399,252.50 : x
  2. Step 2: Convert to fraction form
    798,497.55/1,196,749.53 = 399,252.50/x
  3. Step 3: Cross multiply
    798,497.55x = 1,196,749.53 × 399,252.50
  4. Step 4: Simplify right side
    798,497.55x = 477,805,235,742.58
  5. Step 5: Solve for x
    x = 477,805,235,742.58/798,497.55
  6. Step 6: Final answer
    x = 598,380.34

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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.