Home / 838,913.25-1,258,534.35-333,380.00

Finding the Fourth Proportional to 838,913.25, 1,258,534.35 and 333,380.00

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Solution

The fourth proportional to 838,913.25, 1,258,534.35 and 333,380.00 is: 500,135.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,913.25 : 1,258,534.35 = 333,380.00 : x
  2. Step 2: Convert to fraction form
    838,913.25/1,258,534.35 = 333,380.00/x
  3. Step 3: Cross multiply
    838,913.25x = 1,258,534.35 × 333,380.00
  4. Step 4: Simplify right side
    838,913.25x = 419,570,173,643.43
  5. Step 5: Solve for x
    x = 419,570,173,643.43/838,913.25
  6. Step 6: Final answer
    x = 500,135.36

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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.