Finding the Fourth Proportional to 492,625.67, 679,823.01 and 266,271.17
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Solution
The fourth proportional to 492,625.67, 679,823.01 and 266,271.17 is: 367,453.99
Step by Step Solution
- Step 1: Write the proportion equation
492,625.67 : 679,823.01 = 266,271.17 : x - Step 2: Convert to fraction form
492,625.67/679,823.01 = 266,271.17/x - Step 3: Cross multiply
492,625.67x = 679,823.01 × 266,271.17 - Step 4: Simplify right side
492,625.67x = 181,017,264,866.51 - Step 5: Solve for x
x = 181,017,264,866.51/492,625.67 - Step 6: Final answer
x = 367,453.99
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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.