Finding the Fourth Proportional to 357,350.18, 493,106.94 and 214,106.54
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Solution
The fourth proportional to 357,350.18, 493,106.94 and 214,106.54 is: 295,445.27
Step by Step Solution
- Step 1: Write the proportion equation
357,350.18 : 493,106.94 = 214,106.54 : x - Step 2: Convert to fraction form
357,350.18/493,106.94 = 214,106.54/x - Step 3: Cross multiply
357,350.18x = 493,106.94 × 214,106.54 - Step 4: Simplify right side
357,350.18x = 105,577,420,773.39 - Step 5: Solve for x
x = 105,577,420,773.39/357,350.18 - Step 6: Final answer
x = 295,445.27
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1.5x scale
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.