Finding the Fourth Proportional to 492,637.23, 679,839.23 and 266,282.73
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Solution
The fourth proportional to 492,637.23, 679,839.23 and 266,282.73 is: 367,470.09
Step by Step Solution
- Step 1: Write the proportion equation
492,637.23 : 679,839.23 = 266,282.73 : x - Step 2: Convert to fraction form
492,637.23/679,839.23 = 266,282.73/x - Step 3: Cross multiply
492,637.23x = 679,839.23 × 266,282.73 - Step 4: Simplify right side
492,637.23x = 181,029,446,791.21 - Step 5: Solve for x
x = 181,029,446,791.21/492,637.23 - Step 6: Final answer
x = 367,470.09
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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.