Home / 662,124.04-993,090.46-212,786.26

Finding the Fourth Proportional to 662,124.04, 993,090.46 and 212,786.26

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Solution

The fourth proportional to 662,124.04, 993,090.46 and 212,786.26 is: 319,148.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,124.04 : 993,090.46 = 212,786.26 : x
  2. Step 2: Convert to fraction form
    662,124.04/993,090.46 = 212,786.26/x
  3. Step 3: Cross multiply
    662,124.04x = 993,090.46 × 212,786.26
  4. Step 4: Simplify right side
    662,124.04x = 211,316,004,825.08
  5. Step 5: Solve for x
    x = 211,316,004,825.08/662,124.04
  6. Step 6: Final answer
    x = 319,148.67

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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.