Finding the Fourth Proportional to 874,894.94, 1,312,058.74 and 335,122.50
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Solution
The fourth proportional to 874,894.94, 1,312,058.74 and 335,122.50 is: 502,575.09
Step by Step Solution
- Step 1: Write the proportion equation
874,894.94 : 1,312,058.74 = 335,122.50 : x - Step 2: Convert to fraction form
874,894.94/1,312,058.74 = 335,122.50/x - Step 3: Cross multiply
874,894.94x = 1,312,058.74 × 335,122.50 - Step 4: Simplify right side
874,894.94x = 439,700,405,095.65 - Step 5: Solve for x
x = 439,700,405,095.65/874,894.94 - Step 6: Final answer
x = 502,575.09
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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.