Finding the Fourth Proportional to 558,671.08, 770,912.77 and 313,599.74
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Solution
The fourth proportional to 558,671.08, 770,912.77 and 313,599.74 is: 432,737.71
Step by Step Solution
- Step 1: Write the proportion equation
558,671.08 : 770,912.77 = 313,599.74 : x - Step 2: Convert to fraction form
558,671.08/770,912.77 = 313,599.74/x - Step 3: Cross multiply
558,671.08x = 770,912.77 × 313,599.74 - Step 4: Simplify right side
558,671.08x = 241,758,044,234.68 - Step 5: Solve for x
x = 241,758,044,234.68/558,671.08 - Step 6: Final answer
x = 432,737.71
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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.