Finding the Fourth Proportional to 681,946.99, 1,023,215.41 and 366,034.81
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Solution
The fourth proportional to 681,946.99, 1,023,215.41 and 366,034.81 is: 549,210.51
Step by Step Solution
- Step 1: Write the proportion equation
681,946.99 : 1,023,215.41 = 366,034.81 : x - Step 2: Convert to fraction form
681,946.99/1,023,215.41 = 366,034.81/x - Step 3: Cross multiply
681,946.99x = 1,023,215.41 × 366,034.81 - Step 4: Simplify right side
681,946.99x = 374,532,452,157.26 - Step 5: Solve for x
x = 374,532,452,157.26/681,946.99 - Step 6: Final answer
x = 549,210.51
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.