Home / 903,629.40-1,355,444.10-889,632.60

Finding the Fourth Proportional to 903,629.40, 1,355,444.10 and 889,632.60

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Solution

The fourth proportional to 903,629.40, 1,355,444.10 and 889,632.60 is: 1,334,448.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    903,629.40 : 1,355,444.10 = 889,632.60 : x
  2. Step 2: Convert to fraction form
    903,629.40/1,355,444.10 = 889,632.60/x
  3. Step 3: Cross multiply
    903,629.40x = 1,355,444.10 × 889,632.60
  4. Step 4: Simplify right side
    903,629.40x = 1,205,847,258,837.66
  5. Step 5: Solve for x
    x = 1,205,847,258,837.66/903,629.40
  6. Step 6: Final answer
    x = 1,334,448.90

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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.