Finding the Fourth Proportional to 539,612.07, 744,665.75 and 297,894.97
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Solution
The fourth proportional to 539,612.07, 744,665.75 and 297,894.97 is: 411,095.66
Step by Step Solution
- Step 1: Write the proportion equation
539,612.07 : 744,665.75 = 297,894.97 : x - Step 2: Convert to fraction form
539,612.07/744,665.75 = 297,894.97/x - Step 3: Cross multiply
539,612.07x = 744,665.75 × 297,894.97 - Step 4: Simplify right side
539,612.07x = 221,832,181,256.28 - Step 5: Solve for x
x = 221,832,181,256.28/539,612.07 - Step 6: Final answer
x = 411,095.66
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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.