Finding the Fourth Proportional to 874,924.24, 1,312,569.36 and 369,486.40
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Solution
The fourth proportional to 874,924.24, 1,312,569.36 and 369,486.40 is: 554,306.88
Step by Step Solution
- Step 1: Write the proportion equation
874,924.24 : 1,312,569.36 = 369,486.40 : x - Step 2: Convert to fraction form
874,924.24/1,312,569.36 = 369,486.40/x - Step 3: Cross multiply
874,924.24x = 1,312,569.36 × 369,486.40 - Step 4: Simplify right side
874,924.24x = 484,976,527,576.70 - Step 5: Solve for x
x = 484,976,527,576.70/874,924.24 - Step 6: Final answer
x = 554,306.88
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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.