Home / 446,822.20-670,233.30-166,281.40

Finding the Fourth Proportional to 446,822.20, 670,233.30 and 166,281.40

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Solution

The fourth proportional to 446,822.20, 670,233.30 and 166,281.40 is: 249,422.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,822.20 : 670,233.30 = 166,281.40 : x
  2. Step 2: Convert to fraction form
    446,822.20/670,233.30 = 166,281.40/x
  3. Step 3: Cross multiply
    446,822.20x = 670,233.30 × 166,281.40
  4. Step 4: Simplify right side
    446,822.20x = 111,447,331,450.62
  5. Step 5: Solve for x
    x = 111,447,331,450.62/446,822.20
  6. Step 6: Final answer
    x = 249,422.10

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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.