Finding the Fourth Proportional to 606,743.55, 837,472.64 and 352,176.75
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Solution
The fourth proportional to 606,743.55, 837,472.64 and 352,176.75 is: 486,100.58
Step by Step Solution
- Step 1: Write the proportion equation
606,743.55 : 837,472.64 = 352,176.75 : x - Step 2: Convert to fraction form
606,743.55/837,472.64 = 352,176.75/x - Step 3: Cross multiply
606,743.55x = 837,472.64 × 352,176.75 - Step 4: Simplify right side
606,743.55x = 294,938,390,808.24 - Step 5: Solve for x
x = 294,938,390,808.24/606,743.55 - Step 6: Final answer
x = 486,100.58
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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.