Finding the Fourth Proportional to 551,471.10, 827,206.65 and 314,837.70
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Solution
The fourth proportional to 551,471.10, 827,206.65 and 314,837.70 is: 472,256.55
Step by Step Solution
- Step 1: Write the proportion equation
551,471.10 : 827,206.65 = 314,837.70 : x - Step 2: Convert to fraction form
551,471.10/827,206.65 = 314,837.70/x - Step 3: Cross multiply
551,471.10x = 827,206.65 × 314,837.70 - Step 4: Simplify right side
551,471.10x = 260,435,839,110.71 - Step 5: Solve for x
x = 260,435,839,110.71/551,471.10 - Step 6: Final answer
x = 472,256.55
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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.