Finding the Fourth Proportional to 247,823.64, 371,733.84 and 70,330.77
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Solution
The fourth proportional to 247,823.64, 371,733.84 and 70,330.77 is: 105,495.70
Step by Step Solution
- Step 1: Write the proportion equation
247,823.64 : 371,733.84 = 70,330.77 : x - Step 2: Convert to fraction form
247,823.64/371,733.84 = 70,330.77/x - Step 3: Cross multiply
247,823.64x = 371,733.84 × 70,330.77 - Step 4: Simplify right side
247,823.64x = 26,144,327,202.26 - Step 5: Solve for x
x = 26,144,327,202.26/247,823.64 - Step 6: Final answer
x = 105,495.70
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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.