Finding the Fourth Proportional to 905,536.69, 1,358,501.06 and 274,498.09
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Solution
The fourth proportional to 905,536.69, 1,358,501.06 and 274,498.09 is: 411,806.56
Step by Step Solution
- Step 1: Write the proportion equation
905,536.69 : 1,358,501.06 = 274,498.09 : x - Step 2: Convert to fraction form
905,536.69/1,358,501.06 = 274,498.09/x - Step 3: Cross multiply
905,536.69x = 1,358,501.06 × 274,498.09 - Step 4: Simplify right side
905,536.69x = 372,905,944,860.49 - Step 5: Solve for x
x = 372,905,944,860.49/905,536.69 - Step 6: Final answer
x = 411,806.56
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.