Finding the Fourth Proportional to 874,905.68, 1,312,541.58 and 369,467.84
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Solution
The fourth proportional to 874,905.68, 1,312,541.58 and 369,467.84 is: 554,279.07
Step by Step Solution
- Step 1: Write the proportion equation
874,905.68 : 1,312,541.58 = 369,467.84 : x - Step 2: Convert to fraction form
874,905.68/1,312,541.58 = 369,467.84/x - Step 3: Cross multiply
874,905.68x = 1,312,541.58 × 369,467.84 - Step 4: Simplify right side
874,905.68x = 484,941,902,472.79 - Step 5: Solve for x
x = 484,941,902,472.79/874,905.68 - Step 6: Final answer
x = 554,279.07
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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.