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Finding the Fourth Proportional to 446,860.40, 670,060.20 and 166,233.20

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Solution

The fourth proportional to 446,860.40, 670,060.20 and 166,233.20 is: 249,264.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,860.40 : 670,060.20 = 166,233.20 : x
  2. Step 2: Convert to fraction form
    446,860.40/670,060.20 = 166,233.20/x
  3. Step 3: Cross multiply
    446,860.40x = 670,060.20 × 166,233.20
  4. Step 4: Simplify right side
    446,860.40x = 111,386,251,238.64
  5. Step 5: Solve for x
    x = 111,386,251,238.64/446,860.40
  6. Step 6: Final answer
    x = 249,264.09

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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.