Home / 873,232.40-1,307,224.20-518,063.60

Finding the Fourth Proportional to 873,232.40, 1,307,224.20 and 518,063.60

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Solution

The fourth proportional to 873,232.40, 1,307,224.20 and 518,063.60 is: 775,538.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    873,232.40 : 1,307,224.20 = 518,063.60 : x
  2. Step 2: Convert to fraction form
    873,232.40/1,307,224.20 = 518,063.60/x
  3. Step 3: Cross multiply
    873,232.40x = 1,307,224.20 × 518,063.60
  4. Step 4: Simplify right side
    873,232.40x = 677,225,275,059.12
  5. Step 5: Solve for x
    x = 677,225,275,059.12/873,232.40
  6. Step 6: Final answer
    x = 775,538.42

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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.