Finding the Fourth Proportional to 875,623.80, 1,313,435.70 and 560,695.80
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Solution
The fourth proportional to 875,623.80, 1,313,435.70 and 560,695.80 is: 841,043.70
Step by Step Solution
- Step 1: Write the proportion equation
875,623.80 : 1,313,435.70 = 560,695.80 : x - Step 2: Convert to fraction form
875,623.80/1,313,435.70 = 560,695.80/x - Step 3: Cross multiply
875,623.80x = 1,313,435.70 × 560,695.80 - Step 4: Simplify right side
875,623.80x = 736,437,880,560.06 - Step 5: Solve for x
x = 736,437,880,560.06/875,623.80 - Step 6: Final answer
x = 841,043.70
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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.