Finding the Fourth Proportional to 884,412.35, 1,220,493.09 and 502,460.09
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Solution
The fourth proportional to 884,412.35, 1,220,493.09 and 502,460.09 is: 693,397.22
Step by Step Solution
- Step 1: Write the proportion equation
884,412.35 : 1,220,493.09 = 502,460.09 : x - Step 2: Convert to fraction form
884,412.35/1,220,493.09 = 502,460.09/x - Step 3: Cross multiply
884,412.35x = 1,220,493.09 × 502,460.09 - Step 4: Simplify right side
884,412.35x = 613,249,067,845.78 - Step 5: Solve for x
x = 613,249,067,845.78/884,412.35 - Step 6: Final answer
x = 693,397.22
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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.