Finding the Fourth Proportional to 750,383.93, 1,035,529.61 and 406,219.61
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Solution
The fourth proportional to 750,383.93, 1,035,529.61 and 406,219.61 is: 560,582.94
Step by Step Solution
- Step 1: Write the proportion equation
750,383.93 : 1,035,529.61 = 406,219.61 : x - Step 2: Convert to fraction form
750,383.93/1,035,529.61 = 406,219.61/x - Step 3: Cross multiply
750,383.93x = 1,035,529.61 × 406,219.61 - Step 4: Simplify right side
750,383.93x = 420,652,429,764.62 - Step 5: Solve for x
x = 420,652,429,764.62/750,383.93 - Step 6: Final answer
x = 560,582.94
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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.