Finding the Fourth Proportional to 776,377.46, 1,164,553.19 and 349,675.94
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Solution
The fourth proportional to 776,377.46, 1,164,553.19 and 349,675.94 is: 524,508.05
Step by Step Solution
- Step 1: Write the proportion equation
776,377.46 : 1,164,553.19 = 349,675.94 : x - Step 2: Convert to fraction form
776,377.46/1,164,553.19 = 349,675.94/x - Step 3: Cross multiply
776,377.46x = 1,164,553.19 × 349,675.94 - Step 4: Simplify right side
776,377.46x = 407,216,231,393.25 - Step 5: Solve for x
x = 407,216,231,393.25/776,377.46 - Step 6: Final answer
x = 524,508.05
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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.