Finding the Fourth Proportional to 931,655.68, 1,285,614.12 and 523,692.64
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Solution
The fourth proportional to 931,655.68, 1,285,614.12 and 523,692.64 is: 722,656.09
Step by Step Solution
- Step 1: Write the proportion equation
931,655.68 : 1,285,614.12 = 523,692.64 : x - Step 2: Convert to fraction form
931,655.68/1,285,614.12 = 523,692.64/x - Step 3: Cross multiply
931,655.68x = 1,285,614.12 × 523,692.64 - Step 4: Simplify right side
931,655.68x = 673,266,652,524.08 - Step 5: Solve for x
x = 673,266,652,524.08/931,655.68 - Step 6: Final answer
x = 722,656.09
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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.