Finding the Fourth Proportional to 788,504.08, 1,088,136.08 and 425,927.96
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Solution
The fourth proportional to 788,504.08, 1,088,136.08 and 425,927.96 is: 587,780.83
Step by Step Solution
- Step 1: Write the proportion equation
788,504.08 : 1,088,136.08 = 425,927.96 : x - Step 2: Convert to fraction form
788,504.08/1,088,136.08 = 425,927.96/x - Step 3: Cross multiply
788,504.08x = 1,088,136.08 × 425,927.96 - Step 4: Simplify right side
788,504.08x = 463,467,580,756.80 - Step 5: Solve for x
x = 463,467,580,756.80/788,504.08 - Step 6: Final answer
x = 587,780.83
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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.