Finding the Fourth Proportional to 828,852.84, 1,143,805.50 and 466,276.58
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Solution
The fourth proportional to 828,852.84, 1,143,805.50 and 466,276.58 is: 643,455.26
Step by Step Solution
- Step 1: Write the proportion equation
828,852.84 : 1,143,805.50 = 466,276.58 : x - Step 2: Convert to fraction form
828,852.84/1,143,805.50 = 466,276.58/x - Step 3: Cross multiply
828,852.84x = 1,143,805.50 × 466,276.58 - Step 4: Simplify right side
828,852.84x = 533,329,716,725.19 - Step 5: Solve for x
x = 533,329,716,725.19/828,852.84 - Step 6: Final answer
x = 643,455.26
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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.