Finding the Fourth Proportional to 368,692.01, 508,952.24 and 247,903.31
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Solution
The fourth proportional to 368,692.01, 508,952.24 and 247,903.31 is: 342,212.31
Step by Step Solution
- Step 1: Write the proportion equation
368,692.01 : 508,952.24 = 247,903.31 : x - Step 2: Convert to fraction form
368,692.01/508,952.24 = 247,903.31/x - Step 3: Cross multiply
368,692.01x = 508,952.24 × 247,903.31 - Step 4: Simplify right side
368,692.01x = 126,170,944,927.91 - Step 5: Solve for x
x = 126,170,944,927.91/368,692.01 - Step 6: Final answer
x = 342,212.31
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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.