Finding the Fourth Proportional to 902,189.28, 1,353,305.88 and 303,159.12
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Solution
The fourth proportional to 902,189.28, 1,353,305.88 and 303,159.12 is: 454,746.06
Step by Step Solution
- Step 1: Write the proportion equation
902,189.28 : 1,353,305.88 = 303,159.12 : x - Step 2: Convert to fraction form
902,189.28/1,353,305.88 = 303,159.12/x - Step 3: Cross multiply
902,189.28x = 1,353,305.88 × 303,159.12 - Step 4: Simplify right side
902,189.28x = 410,267,019,671.63 - Step 5: Solve for x
x = 410,267,019,671.63/902,189.28 - Step 6: Final answer
x = 454,746.06
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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.