Finding the Fourth Proportional to 440,345.88, 607,677.27 and 249,396.18
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Solution
The fourth proportional to 440,345.88, 607,677.27 and 249,396.18 is: 344,166.70
Step by Step Solution
- Step 1: Write the proportion equation
440,345.88 : 607,677.27 = 249,396.18 : x - Step 2: Convert to fraction form
440,345.88/607,677.27 = 249,396.18/x - Step 3: Cross multiply
440,345.88x = 607,677.27 × 249,396.18 - Step 4: Simplify right side
440,345.88x = 151,552,389,810.83 - Step 5: Solve for x
x = 151,552,389,810.83/440,345.88 - Step 6: Final answer
x = 344,166.70
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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.