Finding the Fourth Proportional to 852,430.08, 1,176,356.04 and 465,249.07
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Solution
The fourth proportional to 852,430.08, 1,176,356.04 and 465,249.07 is: 642,045.09
Step by Step Solution
- Step 1: Write the proportion equation
852,430.08 : 1,176,356.04 = 465,249.07 : x - Step 2: Convert to fraction form
852,430.08/1,176,356.04 = 465,249.07/x - Step 3: Cross multiply
852,430.08x = 1,176,356.04 × 465,249.07 - Step 4: Simplify right side
852,430.08x = 547,298,553,324.64 - Step 5: Solve for x
x = 547,298,553,324.64/852,430.08 - Step 6: Final answer
x = 642,045.09
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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.