Finding the Fourth Proportional to 750,922.24, 1,036,266.48 and 406,750.18
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Solution
The fourth proportional to 750,922.24, 1,036,266.48 and 406,750.18 is: 561,311.88
Step by Step Solution
- Step 1: Write the proportion equation
750,922.24 : 1,036,266.48 = 406,750.18 : x - Step 2: Convert to fraction form
750,922.24/1,036,266.48 = 406,750.18/x - Step 3: Cross multiply
750,922.24x = 1,036,266.48 × 406,750.18 - Step 4: Simplify right side
750,922.24x = 421,501,577,267.97 - Step 5: Solve for x
x = 421,501,577,267.97/750,922.24 - Step 6: Final answer
x = 561,311.88
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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.