Home / 446,966.81-670,871.55-162,931.90

Finding the Fourth Proportional to 446,966.81, 670,871.55 and 162,931.90

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Solution

The fourth proportional to 446,966.81, 670,871.55 and 162,931.90 is: 244,551.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    446,966.81 : 670,871.55 = 162,931.90 : x
  2. Step 2: Convert to fraction form
    446,966.81/670,871.55 = 162,931.90/x
  3. Step 3: Cross multiply
    446,966.81x = 670,871.55 × 162,931.90
  4. Step 4: Simplify right side
    446,966.81x = 109,306,375,231.26
  5. Step 5: Solve for x
    x = 109,306,375,231.26/446,966.81
  6. Step 6: Final answer
    x = 244,551.43

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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.