Finding the Fourth Proportional to 426,220.68, 588,185.79 and 232,630.18
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Solution
The fourth proportional to 426,220.68, 588,185.79 and 232,630.18 is: 321,030.32
Step by Step Solution
- Step 1: Write the proportion equation
426,220.68 : 588,185.79 = 232,630.18 : x - Step 2: Convert to fraction form
426,220.68/588,185.79 = 232,630.18/x - Step 3: Cross multiply
426,220.68x = 588,185.79 × 232,630.18 - Step 4: Simplify right side
426,220.68x = 136,829,763,858.32 - Step 5: Solve for x
x = 136,829,763,858.32/426,220.68 - Step 6: Final answer
x = 321,030.32
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1.5x scale
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.