Finding the Fourth Proportional to 432,119.15, 595,881.99 and 286,873.79
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Solution
The fourth proportional to 432,119.15, 595,881.99 and 286,873.79 is: 395,592.11
Step by Step Solution
- Step 1: Write the proportion equation
432,119.15 : 595,881.99 = 286,873.79 : x - Step 2: Convert to fraction form
432,119.15/595,881.99 = 286,873.79/x - Step 3: Cross multiply
432,119.15x = 595,881.99 × 286,873.79 - Step 4: Simplify right side
432,119.15x = 170,942,926,353.75 - Step 5: Solve for x
x = 170,942,926,353.75/432,119.15 - Step 6: Final answer
x = 395,592.11
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1.5x scale
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.