Finding the Fourth Proportional to 733,981.41, 1,101,072.18 and 426,377.91
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Solution
The fourth proportional to 733,981.41, 1,101,072.18 and 426,377.91 is: 639,624.99
Step by Step Solution
- Step 1: Write the proportion equation
733,981.41 : 1,101,072.18 = 426,377.91 : x - Step 2: Convert to fraction form
733,981.41/1,101,072.18 = 426,377.91/x - Step 3: Cross multiply
733,981.41x = 1,101,072.18 × 426,377.91 - Step 4: Simplify right side
733,981.41x = 469,472,854,867.54 - Step 5: Solve for x
x = 469,472,854,867.54/733,981.41 - Step 6: Final answer
x = 639,624.99
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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.