Finding the Fourth Proportional to 493,330.16, 680,797.76 and 266,975.68
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Solution
The fourth proportional to 493,330.16, 680,797.76 and 266,975.68 is: 368,427.60
Step by Step Solution
- Step 1: Write the proportion equation
493,330.16 : 680,797.76 = 266,975.68 : x - Step 2: Convert to fraction form
493,330.16/680,797.76 = 266,975.68/x - Step 3: Cross multiply
493,330.16x = 680,797.76 × 266,975.68 - Step 4: Simplify right side
493,330.16x = 181,756,444,918.48 - Step 5: Solve for x
x = 181,756,444,918.48/493,330.16 - Step 6: Final answer
x = 368,427.60
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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.