Finding the Fourth Proportional to 472,075.14, 708,244.11 and 205,859.10
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Solution
The fourth proportional to 472,075.14, 708,244.11 and 205,859.10 is: 308,845.95
Step by Step Solution
- Step 1: Write the proportion equation
472,075.14 : 708,244.11 = 205,859.10 : x - Step 2: Convert to fraction form
472,075.14/708,244.11 = 205,859.10/x - Step 3: Cross multiply
472,075.14x = 708,244.11 × 205,859.10 - Step 4: Simplify right side
472,075.14x = 145,798,495,064.90 - Step 5: Solve for x
x = 145,798,495,064.90/472,075.14 - Step 6: Final answer
x = 308,845.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.