Finding the Fourth Proportional to 343,956.00, 474,703.05 and 207,990.93
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Solution
The fourth proportional to 343,956.00, 474,703.05 and 207,990.93 is: 287,053.96
Step by Step Solution
- Step 1: Write the proportion equation
343,956.00 : 474,703.05 = 207,990.93 : x - Step 2: Convert to fraction form
343,956.00/474,703.05 = 207,990.93/x - Step 3: Cross multiply
343,956.00x = 474,703.05 × 207,990.93 - Step 4: Simplify right side
343,956.00x = 98,733,930,068.34 - Step 5: Solve for x
x = 98,733,930,068.34/343,956.00 - Step 6: Final answer
x = 287,053.96
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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.