Finding the Fourth Proportional to 896,649.24, 1,236,675.96 and 574,389.30
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Solution
The fourth proportional to 896,649.24, 1,236,675.96 and 574,389.30 is: 792,208.82
Step by Step Solution
- Step 1: Write the proportion equation
896,649.24 : 1,236,675.96 = 574,389.30 : x - Step 2: Convert to fraction form
896,649.24/1,236,675.96 = 574,389.30/x - Step 3: Cross multiply
896,649.24x = 1,236,675.96 × 574,389.30 - Step 4: Simplify right side
896,649.24x = 710,333,438,991.23 - Step 5: Solve for x
x = 710,333,438,991.23/896,649.24 - Step 6: Final answer
x = 792,208.82
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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.