Finding the Fourth Proportional to 302,578.06, 453,869.52 and 102,943.84
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Solution
The fourth proportional to 302,578.06, 453,869.52 and 102,943.84 is: 154,416.59
Step by Step Solution
- Step 1: Write the proportion equation
302,578.06 : 453,869.52 = 102,943.84 : x - Step 2: Convert to fraction form
302,578.06/453,869.52 = 102,943.84/x - Step 3: Cross multiply
302,578.06x = 453,869.52 × 102,943.84 - Step 4: Simplify right side
302,578.06x = 46,723,071,247.76 - Step 5: Solve for x
x = 46,723,071,247.76/302,578.06 - Step 6: Final answer
x = 154,416.59
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.