Finding the Fourth Proportional to 807,908.06, 1,211,892.72 and 302,415.80
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Solution
The fourth proportional to 807,908.06, 1,211,892.72 and 302,415.80 is: 453,635.17
Step by Step Solution
- Step 1: Write the proportion equation
807,908.06 : 1,211,892.72 = 302,415.80 : x - Step 2: Convert to fraction form
807,908.06/1,211,892.72 = 302,415.80/x - Step 3: Cross multiply
807,908.06x = 1,211,892.72 × 302,415.80 - Step 4: Simplify right side
807,908.06x = 366,495,506,432.98 - Step 5: Solve for x
x = 366,495,506,432.98/807,908.06 - Step 6: Final answer
x = 453,635.17
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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.