Home / 272,085.45-406,934.44-242,309.67

Finding the Fourth Proportional to 272,085.45, 406,934.44 and 242,309.67

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Solution

The fourth proportional to 272,085.45, 406,934.44 and 242,309.67 is: 362,401.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    272,085.45 : 406,934.44 = 242,309.67 : x
  2. Step 2: Convert to fraction form
    272,085.45/406,934.44 = 242,309.67/x
  3. Step 3: Cross multiply
    272,085.45x = 406,934.44 × 242,309.67
  4. Step 4: Simplify right side
    272,085.45x = 98,604,149,868.03
  5. Step 5: Solve for x
    x = 98,604,149,868.03/272,085.45
  6. Step 6: Final answer
    x = 362,401.41

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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.