Home / 941,574.22-1,299,380.88-511,855.18

Finding the Fourth Proportional to 941,574.22, 1,299,380.88 and 511,855.18

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Solution

The fourth proportional to 941,574.22, 1,299,380.88 and 511,855.18 is: 706,364.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    941,574.22 : 1,299,380.88 = 511,855.18 : x
  2. Step 2: Convert to fraction form
    941,574.22/1,299,380.88 = 511,855.18/x
  3. Step 3: Cross multiply
    941,574.22x = 1,299,380.88 × 511,855.18
  4. Step 4: Simplify right side
    941,574.22x = 665,094,834,220.96
  5. Step 5: Solve for x
    x = 665,094,834,220.96/941,574.22
  6. Step 6: Final answer
    x = 706,364.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.