Finding the Fourth Proportional to 358,574.68, 494,829.42 and 197,426.68
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Solution
The fourth proportional to 358,574.68, 494,829.42 and 197,426.68 is: 272,446.82
Step by Step Solution
- Step 1: Write the proportion equation
358,574.68 : 494,829.42 = 197,426.68 : x - Step 2: Convert to fraction form
358,574.68/494,829.42 = 197,426.68/x - Step 3: Cross multiply
358,574.68x = 494,829.42 × 197,426.68 - Step 4: Simplify right side
358,574.68x = 97,692,529,556.93 - Step 5: Solve for x
x = 97,692,529,556.93/358,574.68 - Step 6: Final answer
x = 272,446.82
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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.