Finding the Fourth Proportional to 374,437.60, 560,781.60 and 366,920.80
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Solution
The fourth proportional to 374,437.60, 560,781.60 and 366,920.80 is: 549,523.96
Step by Step Solution
- Step 1: Write the proportion equation
374,437.60 : 560,781.60 = 366,920.80 : x - Step 2: Convert to fraction form
374,437.60/560,781.60 = 366,920.80/x - Step 3: Cross multiply
374,437.60x = 560,781.60 × 366,920.80 - Step 4: Simplify right side
374,437.60x = 205,762,433,297.28 - Step 5: Solve for x
x = 205,762,433,297.28/374,437.60 - Step 6: Final answer
x = 549,523.96
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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.