Finding the Fourth Proportional to 492,938.24, 680,254.80 and 266,583.68
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Solution
The fourth proportional to 492,938.24, 680,254.80 and 266,583.68 is: 367,885.49
Step by Step Solution
- Step 1: Write the proportion equation
492,938.24 : 680,254.80 = 266,583.68 : x - Step 2: Convert to fraction form
492,938.24/680,254.80 = 266,583.68/x - Step 3: Cross multiply
492,938.24x = 680,254.80 × 266,583.68 - Step 4: Simplify right side
492,938.24x = 181,344,827,921.66 - Step 5: Solve for x
x = 181,344,827,921.66/492,938.24 - Step 6: Final answer
x = 367,885.49
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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.