Home / 321,011.06-481,527.66-152,444.38

Finding the Fourth Proportional to 321,011.06, 481,527.66 and 152,444.38

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Solution

The fourth proportional to 321,011.06, 481,527.66 and 152,444.38 is: 228,671.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    321,011.06 : 481,527.66 = 152,444.38 : x
  2. Step 2: Convert to fraction form
    321,011.06/481,527.66 = 152,444.38/x
  3. Step 3: Cross multiply
    321,011.06x = 481,527.66 × 152,444.38
  4. Step 4: Simplify right side
    321,011.06x = 73,406,185,581.55
  5. Step 5: Solve for x
    x = 73,406,185,581.55/321,011.06
  6. Step 6: Final answer
    x = 228,671.83

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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.