Finding the Fourth Proportional to 750,467.75, 1,035,645.83 and 406,303.68
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Solution
The fourth proportional to 750,467.75, 1,035,645.83 and 406,303.68 is: 560,699.26
Step by Step Solution
- Step 1: Write the proportion equation
750,467.75 : 1,035,645.83 = 406,303.68 : x - Step 2: Convert to fraction form
750,467.75/1,035,645.83 = 406,303.68/x - Step 3: Cross multiply
750,467.75x = 1,035,645.83 × 406,303.68 - Step 4: Simplify right side
750,467.75x = 420,786,709,874.14 - Step 5: Solve for x
x = 420,786,709,874.14/750,467.75 - Step 6: Final answer
x = 560,699.26
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.