Finding the Fourth Proportional to 662,295.84, 913,942.86 and 375,798.84
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Solution
The fourth proportional to 662,295.84, 913,942.86 and 375,798.84 is: 518,587.99
Step by Step Solution
- Step 1: Write the proportion equation
662,295.84 : 913,942.86 = 375,798.84 : x - Step 2: Convert to fraction form
662,295.84/913,942.86 = 375,798.84/x - Step 3: Cross multiply
662,295.84x = 913,942.86 × 375,798.84 - Step 4: Simplify right side
662,295.84x = 343,458,666,614.28 - Step 5: Solve for x
x = 343,458,666,614.28/662,295.84 - Step 6: Final answer
x = 518,587.99
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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.