Finding the Fourth Proportional to 559,075.85, 771,503.61 and 341,648.09
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Solution
The fourth proportional to 559,075.85, 771,503.61 and 341,648.09 is: 471,461.49
Step by Step Solution
- Step 1: Write the proportion equation
559,075.85 : 771,503.61 = 341,648.09 : x - Step 2: Convert to fraction form
559,075.85/771,503.61 = 341,648.09/x - Step 3: Cross multiply
559,075.85x = 771,503.61 × 341,648.09 - Step 4: Simplify right side
559,075.85x = 263,582,730,927.09 - Step 5: Solve for x
x = 263,582,730,927.09/559,075.85 - Step 6: Final answer
x = 471,461.49
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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.