Home / 433,271.56-597,713.27-280,359.11

Finding the Fourth Proportional to 433,271.56, 597,713.27 and 280,359.11

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Solution

The fourth proportional to 433,271.56, 597,713.27 and 280,359.11 is: 386,765.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    433,271.56 : 597,713.27 = 280,359.11 : x
  2. Step 2: Convert to fraction form
    433,271.56/597,713.27 = 280,359.11/x
  3. Step 3: Cross multiply
    433,271.56x = 597,713.27 × 280,359.11
  4. Step 4: Simplify right side
    433,271.56x = 167,574,360,504.88
  5. Step 5: Solve for x
    x = 167,574,360,504.88/433,271.56
  6. Step 6: Final answer
    x = 386,765.20

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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.