Finding the Fourth Proportional to 963,813.44, 1,329,626.40 and 581,718.08
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Solution
The fourth proportional to 963,813.44, 1,329,626.40 and 581,718.08 is: 802,507.71
Step by Step Solution
- Step 1: Write the proportion equation
963,813.44 : 1,329,626.40 = 581,718.08 : x - Step 2: Convert to fraction form
963,813.44/1,329,626.40 = 581,718.08/x - Step 3: Cross multiply
963,813.44x = 1,329,626.40 × 581,718.08 - Step 4: Simplify right side
963,813.44x = 773,467,716,525.31 - Step 5: Solve for x
x = 773,467,716,525.31/963,813.44 - Step 6: Final answer
x = 802,507.71
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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.