Finding the Fourth Proportional to 561,227.67, 774,511.19 and 306,595.26
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Solution
The fourth proportional to 561,227.67, 774,511.19 and 306,595.26 is: 423,110.75
Step by Step Solution
- Step 1: Write the proportion equation
561,227.67 : 774,511.19 = 306,595.26 : x - Step 2: Convert to fraction form
561,227.67/774,511.19 = 306,595.26/x - Step 3: Cross multiply
561,227.67x = 774,511.19 × 306,595.26 - Step 4: Simplify right side
561,227.67x = 237,461,459,670.96 - Step 5: Solve for x
x = 237,461,459,670.96/561,227.67 - Step 6: Final answer
x = 423,110.75
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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.