Finding the Fourth Proportional to 912,277.08, 1,258,905.24 and 504,352.98
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Solution
The fourth proportional to 912,277.08, 1,258,905.24 and 504,352.98 is: 695,986.58
Step by Step Solution
- Step 1: Write the proportion equation
912,277.08 : 1,258,905.24 = 504,352.98 : x - Step 2: Convert to fraction form
912,277.08/1,258,905.24 = 504,352.98/x - Step 3: Cross multiply
912,277.08x = 1,258,905.24 × 504,352.98 - Step 4: Simplify right side
912,277.08x = 634,932,609,331.62 - Step 5: Solve for x
x = 634,932,609,331.62/912,277.08 - Step 6: Final answer
x = 695,986.58
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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.