Home / 589,344.80-881,684.40-511,325.60

Finding the Fourth Proportional to 589,344.80, 881,684.40 and 511,325.60

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Solution

The fourth proportional to 589,344.80, 881,684.40 and 511,325.60 is: 764,964.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    589,344.80 : 881,684.40 = 511,325.60 : x
  2. Step 2: Convert to fraction form
    589,344.80/881,684.40 = 511,325.60/x
  3. Step 3: Cross multiply
    589,344.80x = 881,684.40 × 511,325.60
  4. Step 4: Simplify right side
    589,344.80x = 450,827,804,840.64
  5. Step 5: Solve for x
    x = 450,827,804,840.64/589,344.80
  6. Step 6: Final answer
    x = 764,964.42

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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.