Finding the Fourth Proportional to 608,365.09, 912,243.07 and 187,586.29
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Solution
The fourth proportional to 608,365.09, 912,243.07 and 187,586.29 is: 281,285.52
Step by Step Solution
- Step 1: Write the proportion equation
608,365.09 : 912,243.07 = 187,586.29 : x - Step 2: Convert to fraction form
608,365.09/912,243.07 = 187,586.29/x - Step 3: Cross multiply
608,365.09x = 912,243.07 × 187,586.29 - Step 4: Simplify right side
608,365.09x = 171,124,290,329.94 - Step 5: Solve for x
x = 171,124,290,329.94/608,365.09 - Step 6: Final answer
x = 281,285.52
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1.5x scale
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.