Finding the Fourth Proportional to 475,095.36, 655,628.34 and 257,299.02
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Solution
The fourth proportional to 475,095.36, 655,628.34 and 257,299.02 is: 355,070.88
Step by Step Solution
- Step 1: Write the proportion equation
475,095.36 : 655,628.34 = 257,299.02 : x - Step 2: Convert to fraction form
475,095.36/655,628.34 = 257,299.02/x - Step 3: Cross multiply
475,095.36x = 655,628.34 × 257,299.02 - Step 4: Simplify right side
475,095.36x = 168,692,529,366.23 - Step 5: Solve for x
x = 168,692,529,366.23/475,095.36 - Step 6: Final answer
x = 355,070.88
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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.