Finding the Fourth Proportional to 859,106.64, 1,185,581.80 and 471,938.38
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Solution
The fourth proportional to 859,106.64, 1,185,581.80 and 471,938.38 is: 651,283.00
Step by Step Solution
- Step 1: Write the proportion equation
859,106.64 : 1,185,581.80 = 471,938.38 : x - Step 2: Convert to fraction form
859,106.64/1,185,581.80 = 471,938.38/x - Step 3: Cross multiply
859,106.64x = 1,185,581.80 × 471,938.38 - Step 4: Simplify right side
859,106.64x = 559,521,554,049.48 - Step 5: Solve for x
x = 559,521,554,049.48/859,106.64 - Step 6: Final answer
x = 651,283.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.