Finding the Fourth Proportional to 411,577.58, 616,567.47 and 303,310.49
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Solution
The fourth proportional to 411,577.58, 616,567.47 and 303,310.49 is: 454,376.99
Step by Step Solution
- Step 1: Write the proportion equation
411,577.58 : 616,567.47 = 303,310.49 : x - Step 2: Convert to fraction form
411,577.58/616,567.47 = 303,310.49/x - Step 3: Cross multiply
411,577.58x = 616,567.47 × 303,310.49 - Step 4: Simplify right side
411,577.58x = 187,011,381,443.76 - Step 5: Solve for x
x = 187,011,381,443.76/411,577.58 - Step 6: Final answer
x = 454,376.99
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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.