Home / 843,040.81-1,163,405.50-461,059.39

Finding the Fourth Proportional to 843,040.81, 1,163,405.50 and 461,059.39

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Solution

The fourth proportional to 843,040.81, 1,163,405.50 and 461,059.39 is: 636,266.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,040.81 : 1,163,405.50 = 461,059.39 : x
  2. Step 2: Convert to fraction form
    843,040.81/1,163,405.50 = 461,059.39/x
  3. Step 3: Cross multiply
    843,040.81x = 1,163,405.50 × 461,059.39
  4. Step 4: Simplify right side
    843,040.81x = 536,399,030,454.25
  5. Step 5: Solve for x
    x = 536,399,030,454.25/843,040.81
  6. Step 6: Final answer
    x = 636,266.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.