Finding the Fourth Proportional to 968,992.68, 1,337,196.84 and 539,272.68
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Solution
The fourth proportional to 968,992.68, 1,337,196.84 and 539,272.68 is: 744,189.03
Step by Step Solution
- Step 1: Write the proportion equation
968,992.68 : 1,337,196.84 = 539,272.68 : x - Step 2: Convert to fraction form
968,992.68/1,337,196.84 = 539,272.68/x - Step 3: Cross multiply
968,992.68x = 1,337,196.84 × 539,272.68 - Step 4: Simplify right side
968,992.68x = 721,113,723,594.33 - Step 5: Solve for x
x = 721,113,723,594.33/968,992.68 - Step 6: Final answer
x = 744,189.03
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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.