Home / 671,317.56-1,006,736.49-221,955.48

Finding the Fourth Proportional to 671,317.56, 1,006,736.49 and 221,955.48

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Solution

The fourth proportional to 671,317.56, 1,006,736.49 and 221,955.48 is: 332,853.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    671,317.56 : 1,006,736.49 = 221,955.48 : x
  2. Step 2: Convert to fraction form
    671,317.56/1,006,736.49 = 221,955.48/x
  3. Step 3: Cross multiply
    671,317.56x = 1,006,736.49 × 221,955.48
  4. Step 4: Simplify right side
    671,317.56x = 223,450,680,871.47
  5. Step 5: Solve for x
    x = 223,450,680,871.47/671,317.56
  6. Step 6: Final answer
    x = 332,853.92

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1.5x scale

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.