Finding the Fourth Proportional to 314,068.18, 470,923.26 and 214,349.08
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Solution
The fourth proportional to 314,068.18, 470,923.26 and 214,349.08 is: 321,401.45
Step by Step Solution
- Step 1: Write the proportion equation
314,068.18 : 470,923.26 = 214,349.08 : x - Step 2: Convert to fraction form
314,068.18/470,923.26 = 214,349.08/x - Step 3: Cross multiply
314,068.18x = 470,923.26 × 214,349.08 - Step 4: Simplify right side
314,068.18x = 100,941,967,531.60 - Step 5: Solve for x
x = 100,941,967,531.60/314,068.18 - Step 6: Final answer
x = 321,401.45
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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.