Finding the Fourth Proportional to 756,873.76, 1,044,463.44 and 417,341.92
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Solution
The fourth proportional to 756,873.76, 1,044,463.44 and 417,341.92 is: 575,919.53
Step by Step Solution
- Step 1: Write the proportion equation
756,873.76 : 1,044,463.44 = 417,341.92 : x - Step 2: Convert to fraction form
756,873.76/1,044,463.44 = 417,341.92/x - Step 3: Cross multiply
756,873.76x = 1,044,463.44 × 417,341.92 - Step 4: Simplify right side
756,873.76x = 435,898,377,419.41 - Step 5: Solve for x
x = 435,898,377,419.41/756,873.76 - Step 6: Final answer
x = 575,919.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.