Finding the Fourth Proportional to 480,754.36, 663,430.98 and 299,374.84
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Solution
The fourth proportional to 480,754.36, 663,430.98 and 299,374.84 is: 413,131.03
Step by Step Solution
- Step 1: Write the proportion equation
480,754.36 : 663,430.98 = 299,374.84 : x - Step 2: Convert to fraction form
480,754.36/663,430.98 = 299,374.84/x - Step 3: Cross multiply
480,754.36x = 663,430.98 × 299,374.84 - Step 4: Simplify right side
480,754.36x = 198,614,543,488.54 - Step 5: Solve for x
x = 198,614,543,488.54/480,754.36 - Step 6: Final answer
x = 413,131.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.