Home / 896,258.30-1,344,387.45-821,608.70

Finding the Fourth Proportional to 896,258.30, 1,344,387.45 and 821,608.70

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Solution

The fourth proportional to 896,258.30, 1,344,387.45 and 821,608.70 is: 1,232,413.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    896,258.30 : 1,344,387.45 = 821,608.70 : x
  2. Step 2: Convert to fraction form
    896,258.30/1,344,387.45 = 821,608.70/x
  3. Step 3: Cross multiply
    896,258.30x = 1,344,387.45 × 821,608.70
  4. Step 4: Simplify right side
    896,258.30x = 1,104,560,425,090.82
  5. Step 5: Solve for x
    x = 1,104,560,425,090.82/896,258.30
  6. Step 6: Final answer
    x = 1,232,413.05

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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.