Finding the Fourth Proportional to 517,875.18, 776,501.70 and 202,480.62
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Solution
The fourth proportional to 517,875.18, 776,501.70 and 202,480.62 is: 303,599.31
Step by Step Solution
- Step 1: Write the proportion equation
517,875.18 : 776,501.70 = 202,480.62 : x - Step 2: Convert to fraction form
517,875.18/776,501.70 = 202,480.62/x - Step 3: Cross multiply
517,875.18x = 776,501.70 × 202,480.62 - Step 4: Simplify right side
517,875.18x = 157,226,545,647.05 - Step 5: Solve for x
x = 157,226,545,647.05/517,875.18 - Step 6: Final answer
x = 303,599.31
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.