Finding the Fourth Proportional to 528,197.28, 790,283.88 and 464,511.84
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Solution
The fourth proportional to 528,197.28, 790,283.88 and 464,511.84 is: 694,998.31
Step by Step Solution
- Step 1: Write the proportion equation
528,197.28 : 790,283.88 = 464,511.84 : x - Step 2: Convert to fraction form
528,197.28/790,283.88 = 464,511.84/x - Step 3: Cross multiply
528,197.28x = 790,283.88 × 464,511.84 - Step 4: Simplify right side
528,197.28x = 367,096,219,221.14 - Step 5: Solve for x
x = 367,096,219,221.14/528,197.28 - Step 6: Final answer
x = 694,998.31
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.