Finding the Fourth Proportional to 493,325.49, 680,791.19 and 266,970.99
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Solution
The fourth proportional to 493,325.49, 680,791.19 and 266,970.99 is: 368,421.06
Step by Step Solution
- Step 1: Write the proportion equation
493,325.49 : 680,791.19 = 266,970.99 : x - Step 2: Convert to fraction form
493,325.49/680,791.19 = 266,970.99/x - Step 3: Cross multiply
493,325.49x = 680,791.19 × 266,970.99 - Step 4: Simplify right side
493,325.49x = 181,751,497,977.58 - Step 5: Solve for x
x = 181,751,497,977.58/493,325.49 - Step 6: Final answer
x = 368,421.06
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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.