Home / 968,188.95-1,449,444.38-678,998.30

Finding the Fourth Proportional to 968,188.95, 1,449,444.38 and 678,998.30

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Solution

The fourth proportional to 968,188.95, 1,449,444.38 and 678,998.30 is: 1,016,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    968,188.95 : 1,449,444.38 = 678,998.30 : x
  2. Step 2: Convert to fraction form
    968,188.95/1,449,444.38 = 678,998.30/x
  3. Step 3: Cross multiply
    968,188.95x = 1,449,444.38 × 678,998.30
  4. Step 4: Simplify right side
    968,188.95x = 984,170,259,322.34
  5. Step 5: Solve for x
    x = 984,170,259,322.34/968,188.95
  6. Step 6: Final answer
    x = 1,016,506.40

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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.