Finding the Fourth Proportional to 626,486.58, 864,224.91 and 384,823.62
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Solution
The fourth proportional to 626,486.58, 864,224.91 and 384,823.62 is: 530,856.00
Step by Step Solution
- Step 1: Write the proportion equation
626,486.58 : 864,224.91 = 384,823.62 : x - Step 2: Convert to fraction form
626,486.58/864,224.91 = 384,823.62/x - Step 3: Cross multiply
626,486.58x = 864,224.91 × 384,823.62 - Step 4: Simplify right side
626,486.58x = 332,574,158,360.37 - Step 5: Solve for x
x = 332,574,158,360.37/626,486.58 - Step 6: Final answer
x = 530,856.00
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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.