Home / 328,302.80-453,096.55-183,131.45

Finding the Fourth Proportional to 328,302.80, 453,096.55 and 183,131.45

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Solution

The fourth proportional to 328,302.80, 453,096.55 and 183,131.45 is: 252,742.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    328,302.80 : 453,096.55 = 183,131.45 : x
  2. Step 2: Convert to fraction form
    328,302.80/453,096.55 = 183,131.45/x
  3. Step 3: Cross multiply
    328,302.80x = 453,096.55 × 183,131.45
  4. Step 4: Simplify right side
    328,302.80x = 82,976,228,191.50
  5. Step 5: Solve for x
    x = 82,976,228,191.50/328,302.80
  6. Step 6: Final answer
    x = 252,742.98

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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.