Finding the Fourth Proportional to 475,072.42, 655,600.10 and 260,216.08
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Solution
The fourth proportional to 475,072.42, 655,600.10 and 260,216.08 is: 359,098.28
Step by Step Solution
- Step 1: Write the proportion equation
475,072.42 : 655,600.10 = 260,216.08 : x - Step 2: Convert to fraction form
475,072.42/655,600.10 = 260,216.08/x - Step 3: Cross multiply
475,072.42x = 655,600.10 × 260,216.08 - Step 4: Simplify right side
475,072.42x = 170,597,688,069.61 - Step 5: Solve for x
x = 170,597,688,069.61/475,072.42 - Step 6: Final answer
x = 359,098.28
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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.