Finding the Fourth Proportional to 372,408.62, 514,442.26 and 358,582.52
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Solution
The fourth proportional to 372,408.62, 514,442.26 and 358,582.52 is: 495,343.00
Step by Step Solution
- Step 1: Write the proportion equation
372,408.62 : 514,442.26 = 358,582.52 : x - Step 2: Convert to fraction form
372,408.62/514,442.26 = 358,582.52/x - Step 3: Cross multiply
372,408.62x = 514,442.26 × 358,582.52 - Step 4: Simplify right side
372,408.62x = 184,470,001,985.30 - Step 5: Solve for x
x = 184,470,001,985.30/372,408.62 - Step 6: Final answer
x = 495,343.00
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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.