Finding the Fourth Proportional to 475,462.21, 656,153.71 and 260,602.82
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Solution
The fourth proportional to 475,462.21, 656,153.71 and 260,602.82 is: 359,640.58
Step by Step Solution
- Step 1: Write the proportion equation
475,462.21 : 656,153.71 = 260,602.82 : x - Step 2: Convert to fraction form
475,462.21/656,153.71 = 260,602.82/x - Step 3: Cross multiply
475,462.21x = 656,153.71 × 260,602.82 - Step 4: Simplify right side
475,462.21x = 170,995,507,179.46 - Step 5: Solve for x
x = 170,995,507,179.46/475,462.21 - Step 6: Final answer
x = 359,640.58
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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.