Finding the Fourth Proportional to 649,036.89, 895,670.91 and 362,556.99
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Solution
The fourth proportional to 649,036.89, 895,670.91 and 362,556.99 is: 500,328.65
Step by Step Solution
- Step 1: Write the proportion equation
649,036.89 : 895,670.91 = 362,556.99 : x - Step 2: Convert to fraction form
649,036.89/895,670.91 = 362,556.99/x - Step 3: Cross multiply
649,036.89x = 895,670.91 × 362,556.99 - Step 4: Simplify right side
649,036.89x = 324,731,749,160.16 - Step 5: Solve for x
x = 324,731,749,160.16/649,036.89 - Step 6: Final answer
x = 500,328.65
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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.