Finding the Fourth Proportional to 334,569.84, 461,646.79 and 189,374.91
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Solution
The fourth proportional to 334,569.84, 461,646.79 and 189,374.91 is: 261,303.65
Step by Step Solution
- Step 1: Write the proportion equation
334,569.84 : 461,646.79 = 189,374.91 : x - Step 2: Convert to fraction form
334,569.84/461,646.79 = 189,374.91/x - Step 3: Cross multiply
334,569.84x = 461,646.79 × 189,374.91 - Step 4: Simplify right side
334,569.84x = 87,424,319,308.04 - Step 5: Solve for x
x = 87,424,319,308.04/334,569.84 - Step 6: Final answer
x = 261,303.65
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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.