Finding the Fourth Proportional to 751,328.64, 1,127,357.76 and 330,550.08
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Solution
The fourth proportional to 751,328.64, 1,127,357.76 and 330,550.08 is: 495,985.62
Step by Step Solution
- Step 1: Write the proportion equation
751,328.64 : 1,127,357.76 = 330,550.08 : x - Step 2: Convert to fraction form
751,328.64/1,127,357.76 = 330,550.08/x - Step 3: Cross multiply
751,328.64x = 1,127,357.76 × 330,550.08 - Step 4: Simplify right side
751,328.64x = 372,648,197,756.62 - Step 5: Solve for x
x = 372,648,197,756.62/751,328.64 - Step 6: Final answer
x = 495,985.62
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.