Finding the Fourth Proportional to 683,026.60, 942,572.30 and 377,122.05
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Solution
The fourth proportional to 683,026.60, 942,572.30 and 377,122.05 is: 520,425.99
Step by Step Solution
- Step 1: Write the proportion equation
683,026.60 : 942,572.30 = 377,122.05 : x - Step 2: Convert to fraction form
683,026.60/942,572.30 = 377,122.05/x - Step 3: Cross multiply
683,026.60x = 942,572.30 × 377,122.05 - Step 4: Simplify right side
683,026.60x = 355,464,793,336.35 - Step 5: Solve for x
x = 355,464,793,336.35/683,026.60 - Step 6: Final answer
x = 520,425.99
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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.