Finding the Fourth Proportional to 1,133,232.70, 1,699,848.93 and 385,278.70
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Solution
The fourth proportional to 1,133,232.70, 1,699,848.93 and 385,278.70 is: 577,918.01
Step by Step Solution
- Step 1: Write the proportion equation
1,133,232.70 : 1,699,848.93 = 385,278.70 : x - Step 2: Convert to fraction form
1,133,232.70/1,699,848.93 = 385,278.70/x - Step 3: Cross multiply
1,133,232.70x = 1,699,848.93 × 385,278.70 - Step 4: Simplify right side
1,133,232.70x = 654,915,585,946.79 - Step 5: Solve for x
x = 654,915,585,946.79/1,133,232.70 - Step 6: Final answer
x = 577,918.01
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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.