Finding the Fourth Proportional to 750,475.44, 1,035,656.33 and 406,311.30
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Solution
The fourth proportional to 750,475.44, 1,035,656.33 and 406,311.30 is: 560,709.71
Step by Step Solution
- Step 1: Write the proportion equation
750,475.44 : 1,035,656.33 = 406,311.30 : x - Step 2: Convert to fraction form
750,475.44/1,035,656.33 = 406,311.30/x - Step 3: Cross multiply
750,475.44x = 1,035,656.33 × 406,311.30 - Step 4: Simplify right side
750,475.44x = 420,798,867,763.97 - Step 5: Solve for x
x = 420,798,867,763.97/750,475.44 - Step 6: Final answer
x = 560,709.71
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.