Finding the Fourth Proportional to 968,986.67, 1,337,188.55 and 539,266.68
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Solution
The fourth proportional to 968,986.67, 1,337,188.55 and 539,266.68 is: 744,180.75
Step by Step Solution
- Step 1: Write the proportion equation
968,986.67 : 1,337,188.55 = 539,266.68 : x - Step 2: Convert to fraction form
968,986.67/1,337,188.55 = 539,266.68/x - Step 3: Cross multiply
968,986.67x = 1,337,188.55 × 539,266.68 - Step 4: Simplify right side
968,986.67x = 721,101,227,196.18 - Step 5: Solve for x
x = 721,101,227,196.18/968,986.67 - Step 6: Final answer
x = 744,180.75
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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.