Finding the Fourth Proportional to 286,374.24, 429,396.75 and 118,010.79
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Solution
The fourth proportional to 286,374.24, 429,396.75 and 118,010.79 is: 176,948.35
Step by Step Solution
- Step 1: Write the proportion equation
286,374.24 : 429,396.75 = 118,010.79 : x - Step 2: Convert to fraction form
286,374.24/429,396.75 = 118,010.79/x - Step 3: Cross multiply
286,374.24x = 429,396.75 × 118,010.79 - Step 4: Simplify right side
286,374.24x = 50,673,449,690.93 - Step 5: Solve for x
x = 50,673,449,690.93/286,374.24 - Step 6: Final answer
x = 176,948.35
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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.