Finding the Fourth Proportional to 808,297.13, 1,212,651.63 and 239,699.00
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Solution
The fourth proportional to 808,297.13, 1,212,651.63 and 239,699.00 is: 359,609.56
Step by Step Solution
- Step 1: Write the proportion equation
808,297.13 : 1,212,651.63 = 239,699.00 : x - Step 2: Convert to fraction form
808,297.13/1,212,651.63 = 239,699.00/x - Step 3: Cross multiply
808,297.13x = 1,212,651.63 × 239,699.00 - Step 4: Simplify right side
808,297.13x = 290,671,376,996.11 - Step 5: Solve for x
x = 290,671,376,996.11/808,297.13 - Step 6: Final answer
x = 359,609.56
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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.