Finding the Fourth Proportional to 475,074.99, 655,602.48 and 257,282.98
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Solution
The fourth proportional to 475,074.99, 655,602.48 and 257,282.98 is: 355,049.96
Step by Step Solution
- Step 1: Write the proportion equation
475,074.99 : 655,602.48 = 257,282.98 : x - Step 2: Convert to fraction form
475,074.99/655,602.48 = 257,282.98/x - Step 3: Cross multiply
475,074.99x = 655,602.48 × 257,282.98 - Step 4: Simplify right side
475,074.99x = 168,675,358,110.78 - Step 5: Solve for x
x = 168,675,358,110.78/475,074.99 - Step 6: Final answer
x = 355,049.96
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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.