Finding the Fourth Proportional to 343,911.84, 474,641.91 and 193,008.84
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Solution
The fourth proportional to 343,911.84, 474,641.91 and 193,008.84 is: 266,376.65
Step by Step Solution
- Step 1: Write the proportion equation
343,911.84 : 474,641.91 = 193,008.84 : x - Step 2: Convert to fraction form
343,911.84/474,641.91 = 193,008.84/x - Step 3: Cross multiply
343,911.84x = 474,641.91 × 193,008.84 - Step 4: Simplify right side
343,911.84x = 91,610,084,464.48 - Step 5: Solve for x
x = 91,610,084,464.48/343,911.84 - Step 6: Final answer
x = 266,376.65
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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.