Finding the Fourth Proportional to 438,228.88, 604,751.08 and 247,304.08
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Solution
The fourth proportional to 438,228.88, 604,751.08 and 247,304.08 is: 341,276.94
Step by Step Solution
- Step 1: Write the proportion equation
438,228.88 : 604,751.08 = 247,304.08 : x - Step 2: Convert to fraction form
438,228.88/604,751.08 = 247,304.08/x - Step 3: Cross multiply
438,228.88x = 604,751.08 × 247,304.08 - Step 4: Simplify right side
438,228.88x = 149,557,409,468.41 - Step 5: Solve for x
x = 149,557,409,468.41/438,228.88 - Step 6: Final answer
x = 341,276.94
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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.