Finding the Fourth Proportional to 286,465.68, 429,108.03 and 167,777.19
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Solution
The fourth proportional to 286,465.68, 429,108.03 and 167,777.19 is: 251,319.95
Step by Step Solution
- Step 1: Write the proportion equation
286,465.68 : 429,108.03 = 167,777.19 : x - Step 2: Convert to fraction form
286,465.68/429,108.03 = 167,777.19/x - Step 3: Cross multiply
286,465.68x = 429,108.03 × 167,777.19 - Step 4: Simplify right side
286,465.68x = 71,994,539,479.84 - Step 5: Solve for x
x = 71,994,539,479.84/286,465.68 - Step 6: Final answer
x = 251,319.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.