Finding the Fourth Proportional to 529,597.23, 731,196.07 and 406,870.99
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Solution
The fourth proportional to 529,597.23, 731,196.07 and 406,870.99 is: 561,752.31
Step by Step Solution
- Step 1: Write the proportion equation
529,597.23 : 731,196.07 = 406,870.99 : x - Step 2: Convert to fraction form
529,597.23/731,196.07 = 406,870.99/x - Step 3: Cross multiply
529,597.23x = 731,196.07 × 406,870.99 - Step 4: Simplify right side
529,597.23x = 297,502,466,039.84 - Step 5: Solve for x
x = 297,502,466,039.84/529,597.23 - Step 6: Final answer
x = 561,752.31
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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.