Finding the Fourth Proportional to 602,883.18, 832,020.84 and 398,579.13
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Solution
The fourth proportional to 602,883.18, 832,020.84 and 398,579.13 is: 550,067.00
Step by Step Solution
- Step 1: Write the proportion equation
602,883.18 : 832,020.84 = 398,579.13 : x - Step 2: Convert to fraction form
602,883.18/832,020.84 = 398,579.13/x - Step 3: Cross multiply
602,883.18x = 832,020.84 × 398,579.13 - Step 4: Simplify right side
602,883.18x = 331,626,142,549.07 - Step 5: Solve for x
x = 331,626,142,549.07/602,883.18 - Step 6: Final answer
x = 550,067.00
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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.