Finding the Fourth Proportional to 465,669.60, 698,331.60 and 185,128.80
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Solution
The fourth proportional to 465,669.60, 698,331.60 and 185,128.80 is: 277,624.50
Step by Step Solution
- Step 1: Write the proportion equation
465,669.60 : 698,331.60 = 185,128.80 : x - Step 2: Convert to fraction form
465,669.60/698,331.60 = 185,128.80/x - Step 3: Cross multiply
465,669.60x = 698,331.60 × 185,128.80 - Step 4: Simplify right side
465,669.60x = 129,281,291,110.08 - Step 5: Solve for x
x = 129,281,291,110.08/465,669.60 - Step 6: Final answer
x = 277,624.50
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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.