Finding the Fourth Proportional to 598,724.93, 826,248.21 and 353,717.75
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Solution
The fourth proportional to 598,724.93, 826,248.21 and 353,717.75 is: 488,135.11
Step by Step Solution
- Step 1: Write the proportion equation
598,724.93 : 826,248.21 = 353,717.75 : x - Step 2: Convert to fraction form
598,724.93/826,248.21 = 353,717.75/x - Step 3: Cross multiply
598,724.93x = 826,248.21 × 353,717.75 - Step 4: Simplify right side
598,724.93x = 292,258,657,782.73 - Step 5: Solve for x
x = 292,258,657,782.73/598,724.93 - Step 6: Final answer
x = 488,135.11
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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.