Finding the Fourth Proportional to 558,604.37, 770,756.99 and 354,415.12
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Solution
The fourth proportional to 558,604.37, 770,756.99 and 354,415.12 is: 489,018.60
Step by Step Solution
- Step 1: Write the proportion equation
558,604.37 : 770,756.99 = 354,415.12 : x - Step 2: Convert to fraction form
558,604.37/770,756.99 = 354,415.12/x - Step 3: Cross multiply
558,604.37x = 770,756.99 × 354,415.12 - Step 4: Simplify right side
558,604.37x = 273,167,927,402.72 - Step 5: Solve for x
x = 273,167,927,402.72/558,604.37 - Step 6: Final answer
x = 489,018.60
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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.