Home / 326,106.96-449,836.48-205,056.40

Finding the Fourth Proportional to 326,106.96, 449,836.48 and 205,056.40

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Solution

The fourth proportional to 326,106.96, 449,836.48 and 205,056.40 is: 282,857.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    326,106.96 : 449,836.48 = 205,056.40 : x
  2. Step 2: Convert to fraction form
    326,106.96/449,836.48 = 205,056.40/x
  3. Step 3: Cross multiply
    326,106.96x = 449,836.48 × 205,056.40
  4. Step 4: Simplify right side
    326,106.96x = 92,241,849,177.47
  5. Step 5: Solve for x
    x = 92,241,849,177.47/326,106.96
  6. Step 6: Final answer
    x = 282,857.65

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.