Finding the Fourth Proportional to 357,750.47, 493,587.87 and 214,458.23
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Solution
The fourth proportional to 357,750.47, 493,587.87 and 214,458.23 is: 295,887.75
Step by Step Solution
- Step 1: Write the proportion equation
357,750.47 : 493,587.87 = 214,458.23 : x - Step 2: Convert to fraction form
357,750.47/493,587.87 = 214,458.23/x - Step 3: Cross multiply
357,750.47x = 493,587.87 × 214,458.23 - Step 4: Simplify right side
357,750.47x = 105,853,980,949.67 - Step 5: Solve for x
x = 105,853,980,949.67/357,750.47 - Step 6: Final answer
x = 295,887.75
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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.