Finding the Fourth Proportional to 353,117.64, 487,503.18 and 232,609.08
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Solution
The fourth proportional to 353,117.64, 487,503.18 and 232,609.08 is: 321,132.83
Step by Step Solution
- Step 1: Write the proportion equation
353,117.64 : 487,503.18 = 232,609.08 : x - Step 2: Convert to fraction form
353,117.64/487,503.18 = 232,609.08/x - Step 3: Cross multiply
353,117.64x = 487,503.18 × 232,609.08 - Step 4: Simplify right side
353,117.64x = 113,397,666,196.87 - Step 5: Solve for x
x = 113,397,666,196.87/353,117.64 - Step 6: Final answer
x = 321,132.83
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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.