Finding the Fourth Proportional to 750,909.99, 1,036,256.84 and 406,749.63
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Solution
The fourth proportional to 750,909.99, 1,036,256.84 and 406,749.63 is: 561,315.06
Step by Step Solution
- Step 1: Write the proportion equation
750,909.99 : 1,036,256.84 = 406,749.63 : x - Step 2: Convert to fraction form
750,909.99/1,036,256.84 = 406,749.63/x - Step 3: Cross multiply
750,909.99x = 1,036,256.84 × 406,749.63 - Step 4: Simplify right side
750,909.99x = 421,497,086,254.97 - Step 5: Solve for x
x = 421,497,086,254.97/750,909.99 - Step 6: Final answer
x = 561,315.06
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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.