Finding the Fourth Proportional to 492,779.49, 680,036.68 and 266,424.99
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Solution
The fourth proportional to 492,779.49, 680,036.68 and 266,424.99 is: 367,667.02
Step by Step Solution
- Step 1: Write the proportion equation
492,779.49 : 680,036.68 = 266,424.99 : x - Step 2: Convert to fraction form
492,779.49/680,036.68 = 266,424.99/x - Step 3: Cross multiply
492,779.49x = 680,036.68 × 266,424.99 - Step 4: Simplify right side
492,779.49x = 181,178,765,668.63 - Step 5: Solve for x
x = 181,178,765,668.63/492,779.49 - Step 6: Final answer
x = 367,667.02
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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.