Finding the Fourth Proportional to 407,461.24, 611,316.99 and 194,500.90
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Solution
The fourth proportional to 407,461.24, 611,316.99 and 194,500.90 is: 291,811.08
Step by Step Solution
- Step 1: Write the proportion equation
407,461.24 : 611,316.99 = 194,500.90 : x - Step 2: Convert to fraction form
407,461.24/611,316.99 = 194,500.90/x - Step 3: Cross multiply
407,461.24x = 611,316.99 × 194,500.90 - Step 4: Simplify right side
407,461.24x = 118,901,704,740.29 - Step 5: Solve for x
x = 118,901,704,740.29/407,461.24 - Step 6: Final answer
x = 291,811.08
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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.