Finding the Fourth Proportional to 343,587.63, 474,134.93 and 190,624.19
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Solution
The fourth proportional to 343,587.63, 474,134.93 and 190,624.19 is: 263,052.51
Step by Step Solution
- Step 1: Write the proportion equation
343,587.63 : 474,134.93 = 190,624.19 : x - Step 2: Convert to fraction form
343,587.63/474,134.93 = 190,624.19/x - Step 3: Cross multiply
343,587.63x = 474,134.93 × 190,624.19 - Step 4: Simplify right side
343,587.63x = 90,381,586,981.96 - Step 5: Solve for x
x = 90,381,586,981.96/343,587.63 - Step 6: Final answer
x = 263,052.51
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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.