Finding the Fourth Proportional to 968,990.68, 1,337,194.08 and 539,270.68
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Solution
The fourth proportional to 968,990.68, 1,337,194.08 and 539,270.68 is: 744,186.27
Step by Step Solution
- Step 1: Write the proportion equation
968,990.68 : 1,337,194.08 = 539,270.68 : x - Step 2: Convert to fraction form
968,990.68/1,337,194.08 = 539,270.68/x - Step 3: Cross multiply
968,990.68x = 1,337,194.08 × 539,270.68 - Step 4: Simplify right side
968,990.68x = 721,109,560,813.58 - Step 5: Solve for x
x = 721,109,560,813.58/968,990.68 - Step 6: Final answer
x = 744,186.27
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.