Finding the Fourth Proportional to 453,476.88, 680,332.20 and 187,278.48
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Solution
The fourth proportional to 453,476.88, 680,332.20 and 187,278.48 is: 280,965.99
Step by Step Solution
- Step 1: Write the proportion equation
453,476.88 : 680,332.20 = 187,278.48 : x - Step 2: Convert to fraction form
453,476.88/680,332.20 = 187,278.48/x - Step 3: Cross multiply
453,476.88x = 680,332.20 × 187,278.48 - Step 4: Simplify right side
453,476.88x = 127,411,580,311.06 - Step 5: Solve for x
x = 127,411,580,311.06/453,476.88 - Step 6: Final answer
x = 280,965.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.