Finding the Fourth Proportional to 992,000.67, 1,368,971.86 and 539,291.67
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Solution
The fourth proportional to 992,000.67, 1,368,971.86 and 539,291.67 is: 744,228.45
Step by Step Solution
- Step 1: Write the proportion equation
992,000.67 : 1,368,971.86 = 539,291.67 : x - Step 2: Convert to fraction form
992,000.67/1,368,971.86 = 539,291.67/x - Step 3: Cross multiply
992,000.67x = 1,368,971.86 × 539,291.67 - Step 4: Simplify right side
992,000.67x = 738,275,124,308.93 - Step 5: Solve for x
x = 738,275,124,308.93/992,000.67 - Step 6: Final answer
x = 744,228.45
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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.