Finding the Fourth Proportional to 888,611.34, 1,226,253.15 and 506,761.02
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Solution
The fourth proportional to 888,611.34, 1,226,253.15 and 506,761.02 is: 699,312.81
Step by Step Solution
- Step 1: Write the proportion equation
888,611.34 : 1,226,253.15 = 506,761.02 : x - Step 2: Convert to fraction form
888,611.34/1,226,253.15 = 506,761.02/x - Step 3: Cross multiply
888,611.34x = 1,226,253.15 × 506,761.02 - Step 4: Simplify right side
888,611.34x = 621,417,297,072.21 - Step 5: Solve for x
x = 621,417,297,072.21/888,611.34 - Step 6: Final answer
x = 699,312.81
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.