Finding the Fourth Proportional to 750,923.60, 1,126,532.40 and 330,198.26
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Solution
The fourth proportional to 750,923.60, 1,126,532.40 and 330,198.26 is: 495,362.03
Step by Step Solution
- Step 1: Write the proportion equation
750,923.60 : 1,126,532.40 = 330,198.26 : x - Step 2: Convert to fraction form
750,923.60/1,126,532.40 = 330,198.26/x - Step 3: Cross multiply
750,923.60x = 1,126,532.40 × 330,198.26 - Step 4: Simplify right side
750,923.60x = 371,979,038,313.62 - Step 5: Solve for x
x = 371,979,038,313.62/750,923.60 - Step 6: Final answer
x = 495,362.03
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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.