Home / 558,091.67-770,161.07-303,442.85

Finding the Fourth Proportional to 558,091.67, 770,161.07 and 303,442.85

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Solution

The fourth proportional to 558,091.67, 770,161.07 and 303,442.85 is: 418,748.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,091.67 : 770,161.07 = 303,442.85 : x
  2. Step 2: Convert to fraction form
    558,091.67/770,161.07 = 303,442.85/x
  3. Step 3: Cross multiply
    558,091.67x = 770,161.07 × 303,442.85
  4. Step 4: Simplify right side
    558,091.67x = 233,699,870,039.85
  5. Step 5: Solve for x
    x = 233,699,870,039.85/558,091.67
  6. Step 6: Final answer
    x = 418,748.18

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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.