Home / 412,548.04-618,822.54-113,031.16

Finding the Fourth Proportional to 412,548.04, 618,822.54 and 113,031.16

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Solution

The fourth proportional to 412,548.04, 618,822.54 and 113,031.16 is: 169,546.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    412,548.04 : 618,822.54 = 113,031.16 : x
  2. Step 2: Convert to fraction form
    412,548.04/618,822.54 = 113,031.16/x
  3. Step 3: Cross multiply
    412,548.04x = 618,822.54 × 113,031.16
  4. Step 4: Simplify right side
    412,548.04x = 69,946,229,530.35
  5. Step 5: Solve for x
    x = 69,946,229,530.35/412,548.04
  6. Step 6: Final answer
    x = 169,546.87

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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.