Finding the Fourth Proportional to 573,033.21, 790,790.52 and 358,297.76
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Solution
The fourth proportional to 573,033.21, 790,790.52 and 358,297.76 is: 494,453.84
Step by Step Solution
- Step 1: Write the proportion equation
573,033.21 : 790,790.52 = 358,297.76 : x - Step 2: Convert to fraction form
573,033.21/790,790.52 = 358,297.76/x - Step 3: Cross multiply
573,033.21x = 790,790.52 × 358,297.76 - Step 4: Simplify right side
573,033.21x = 283,338,471,945.24 - Step 5: Solve for x
x = 283,338,471,945.24/573,033.21 - Step 6: Final answer
x = 494,453.84
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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.