Finding the Fourth Proportional to 418,497.47, 577,531.35 and 232,232.75
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Solution
The fourth proportional to 418,497.47, 577,531.35 and 232,232.75 is: 320,483.88
Step by Step Solution
- Step 1: Write the proportion equation
418,497.47 : 577,531.35 = 232,232.75 : x - Step 2: Convert to fraction form
418,497.47/577,531.35 = 232,232.75/x - Step 3: Cross multiply
418,497.47x = 577,531.35 × 232,232.75 - Step 4: Simplify right side
418,497.47x = 134,121,692,899.80 - Step 5: Solve for x
x = 134,121,692,899.80/418,497.47 - Step 6: Final answer
x = 320,483.88
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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.