Finding the Fourth Proportional to 517,773.36, 714,355.99 and 302,761.19
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Solution
The fourth proportional to 517,773.36, 714,355.99 and 302,761.19 is: 417,710.30
Step by Step Solution
- Step 1: Write the proportion equation
517,773.36 : 714,355.99 = 302,761.19 : x - Step 2: Convert to fraction form
517,773.36/714,355.99 = 302,761.19/x - Step 3: Cross multiply
517,773.36x = 714,355.99 × 302,761.19 - Step 4: Simplify right side
517,773.36x = 216,279,266,044.25 - Step 5: Solve for x
x = 216,279,266,044.25/517,773.36 - Step 6: Final answer
x = 417,710.30
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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.