Finding the Fourth Proportional to 360,307.62, 497,273.93 and 207,342.68
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Solution
The fourth proportional to 360,307.62, 497,273.93 and 207,342.68 is: 286,161.32
Step by Step Solution
- Step 1: Write the proportion equation
360,307.62 : 497,273.93 = 207,342.68 : x - Step 2: Convert to fraction form
360,307.62/497,273.93 = 207,342.68/x - Step 3: Cross multiply
360,307.62x = 497,273.93 × 207,342.68 - Step 4: Simplify right side
360,307.62x = 103,106,105,817.25 - Step 5: Solve for x
x = 103,106,105,817.25/360,307.62 - Step 6: Final answer
x = 286,161.32
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1.5x scale
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.