Finding the Fourth Proportional to 374,675.80, 562,013.70 and 335,309.80
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Solution
The fourth proportional to 374,675.80, 562,013.70 and 335,309.80 is: 502,964.70
Step by Step Solution
- Step 1: Write the proportion equation
374,675.80 : 562,013.70 = 335,309.80 : x - Step 2: Convert to fraction form
374,675.80/562,013.70 = 335,309.80/x - Step 3: Cross multiply
374,675.80x = 562,013.70 × 335,309.80 - Step 4: Simplify right side
374,675.80x = 188,448,701,344.26 - Step 5: Solve for x
x = 188,448,701,344.26/374,675.80 - Step 6: Final answer
x = 502,964.70
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1.5x scale
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.