Home / 926,900.60-1,388,795.70-452,564.60

Finding the Fourth Proportional to 926,900.60, 1,388,795.70 and 452,564.60

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Solution

The fourth proportional to 926,900.60, 1,388,795.70 and 452,564.60 is: 678,087.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,900.60 : 1,388,795.70 = 452,564.60 : x
  2. Step 2: Convert to fraction form
    926,900.60/1,388,795.70 = 452,564.60/x
  3. Step 3: Cross multiply
    926,900.60x = 1,388,795.70 × 452,564.60
  4. Step 4: Simplify right side
    926,900.60x = 628,519,770,452.22
  5. Step 5: Solve for x
    x = 628,519,770,452.22/926,900.60
  6. Step 6: Final answer
    x = 678,087.56

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1.5x scale

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.