Finding the Fourth Proportional to 582,038.48, 802,526.06 and 398,365.62
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Solution
The fourth proportional to 582,038.48, 802,526.06 and 398,365.62 is: 549,274.32
Step by Step Solution
- Step 1: Write the proportion equation
582,038.48 : 802,526.06 = 398,365.62 : x - Step 2: Convert to fraction form
582,038.48/802,526.06 = 398,365.62/x - Step 3: Cross multiply
582,038.48x = 802,526.06 × 398,365.62 - Step 4: Simplify right side
582,038.48x = 319,698,791,458.06 - Step 5: Solve for x
x = 319,698,791,458.06/582,038.48 - Step 6: Final answer
x = 549,274.32
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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.