Finding the Fourth Proportional to 453,395.90, 680,118.18 and 137,828.84
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Solution
The fourth proportional to 453,395.90, 680,118.18 and 137,828.84 is: 206,750.66
Step by Step Solution
- Step 1: Write the proportion equation
453,395.90 : 680,118.18 = 137,828.84 : x - Step 2: Convert to fraction form
453,395.90/680,118.18 = 137,828.84/x - Step 3: Cross multiply
453,395.90x = 680,118.18 × 137,828.84 - Step 4: Simplify right side
453,395.90x = 93,739,899,812.31 - Step 5: Solve for x
x = 93,739,899,812.31/453,395.90 - Step 6: Final answer
x = 206,750.66
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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.