Finding the Fourth Proportional to 788,108.63, 1,182,328.99 and 255,588.14
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Solution
The fourth proportional to 788,108.63, 1,182,328.99 and 255,588.14 is: 383,436.06
Step by Step Solution
- Step 1: Write the proportion equation
788,108.63 : 1,182,328.99 = 255,588.14 : x - Step 2: Convert to fraction form
788,108.63/1,182,328.99 = 255,588.14/x - Step 3: Cross multiply
788,108.63x = 1,182,328.99 × 255,588.14 - Step 4: Simplify right side
788,108.63x = 302,189,267,422.18 - Step 5: Solve for x
x = 302,189,267,422.18/788,108.63 - Step 6: Final answer
x = 383,436.06
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.