Finding the Fourth Proportional to 368,415.18, 506,209.64 and 292,832.46
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Solution
The fourth proportional to 368,415.18, 506,209.64 and 292,832.46 is: 402,357.51
Step by Step Solution
- Step 1: Write the proportion equation
368,415.18 : 506,209.64 = 292,832.46 : x - Step 2: Convert to fraction form
368,415.18/506,209.64 = 292,832.46/x - Step 3: Cross multiply
368,415.18x = 506,209.64 × 292,832.46 - Step 4: Simplify right side
368,415.18x = 148,234,612,692.75 - Step 5: Solve for x
x = 148,234,612,692.75/368,415.18 - Step 6: Final answer
x = 402,357.51
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.