Finding the Fourth Proportional to 658,333.06, 987,533.75 and 209,089.09
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Solution
The fourth proportional to 658,333.06, 987,533.75 and 209,089.09 is: 313,644.48
Step by Step Solution
- Step 1: Write the proportion equation
658,333.06 : 987,533.75 = 209,089.09 : x - Step 2: Convert to fraction form
658,333.06/987,533.75 = 209,089.09/x - Step 3: Cross multiply
658,333.06x = 987,533.75 × 209,089.09 - Step 4: Simplify right side
658,333.06x = 206,482,533,131.79 - Step 5: Solve for x
x = 206,482,533,131.79/658,333.06 - Step 6: Final answer
x = 313,644.48
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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.