Finding the Fourth Proportional to 567,257.49, 782,854.06 and 346,589.26
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Solution
The fourth proportional to 567,257.49, 782,854.06 and 346,589.26 is: 478,316.84
Step by Step Solution
- Step 1: Write the proportion equation
567,257.49 : 782,854.06 = 346,589.26 : x - Step 2: Convert to fraction form
567,257.49/782,854.06 = 346,589.26/x - Step 3: Cross multiply
567,257.49x = 782,854.06 × 346,589.26 - Step 4: Simplify right side
567,257.49x = 271,328,809,343.40 - Step 5: Solve for x
x = 271,328,809,343.40/567,257.49 - Step 6: Final answer
x = 478,316.84
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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.