Finding the Fourth Proportional to 571,698.66, 857,368.08 and 206,913.18
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Solution
The fourth proportional to 571,698.66, 857,368.08 and 206,913.18 is: 310,304.66
Step by Step Solution
- Step 1: Write the proportion equation
571,698.66 : 857,368.08 = 206,913.18 : x - Step 2: Convert to fraction form
571,698.66/857,368.08 = 206,913.18/x - Step 3: Cross multiply
571,698.66x = 857,368.08 × 206,913.18 - Step 4: Simplify right side
571,698.66x = 177,400,755,863.29 - Step 5: Solve for x
x = 177,400,755,863.29/571,698.66 - Step 6: Final answer
x = 310,304.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.