Finding the Fourth Proportional to 475,135.34, 655,686.95 and 260,283.15
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Solution
The fourth proportional to 475,135.34, 655,686.95 and 260,283.15 is: 359,190.85
Step by Step Solution
- Step 1: Write the proportion equation
475,135.34 : 655,686.95 = 260,283.15 : x - Step 2: Convert to fraction form
475,135.34/655,686.95 = 260,283.15/x - Step 3: Cross multiply
475,135.34x = 655,686.95 × 260,283.15 - Step 4: Simplify right side
475,135.34x = 170,664,263,458.48 - Step 5: Solve for x
x = 170,664,263,458.48/475,135.34 - Step 6: Final answer
x = 359,190.85
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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.