Finding the Fourth Proportional to 750,908.99, 1,036,255.46 and 406,748.63
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Solution
The fourth proportional to 750,908.99, 1,036,255.46 and 406,748.63 is: 561,313.68
Step by Step Solution
- Step 1: Write the proportion equation
750,908.99 : 1,036,255.46 = 406,748.63 : x - Step 2: Convert to fraction form
750,908.99/1,036,255.46 = 406,748.63/x - Step 3: Cross multiply
750,908.99x = 1,036,255.46 × 406,748.63 - Step 4: Simplify right side
750,908.99x = 421,495,488,685.02 - Step 5: Solve for x
x = 421,495,488,685.02/750,908.99 - Step 6: Final answer
x = 561,313.68
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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.