Finding the Fourth Proportional to 871,973.76, 1,308,292.80 and 303,418.08
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Solution
The fourth proportional to 871,973.76, 1,308,292.80 and 303,418.08 is: 455,242.70
Step by Step Solution
- Step 1: Write the proportion equation
871,973.76 : 1,308,292.80 = 303,418.08 : x - Step 2: Convert to fraction form
871,973.76/1,308,292.80 = 303,418.08/x - Step 3: Cross multiply
871,973.76x = 1,308,292.80 × 303,418.08 - Step 4: Simplify right side
871,973.76x = 396,959,689,453.82 - Step 5: Solve for x
x = 396,959,689,453.82/871,973.76 - Step 6: Final answer
x = 455,242.70
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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.