Finding the Fourth Proportional to 549,772.84, 828,403.99 and 452,119.96
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Solution
The fourth proportional to 549,772.84, 828,403.99 and 452,119.96 is: 681,259.52
Step by Step Solution
- Step 1: Write the proportion equation
549,772.84 : 828,403.99 = 452,119.96 : x - Step 2: Convert to fraction form
549,772.84/828,403.99 = 452,119.96/x - Step 3: Cross multiply
549,772.84x = 828,403.99 × 452,119.96 - Step 4: Simplify right side
549,772.84x = 374,537,978,822.64 - Step 5: Solve for x
x = 374,537,978,822.64/549,772.84 - Step 6: Final answer
x = 681,259.52
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.