Finding the Fourth Proportional to 348,565.94, 522,837.97 and 191,779.91
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Solution
The fourth proportional to 348,565.94, 522,837.97 and 191,779.91 is: 287,663.84
Step by Step Solution
- Step 1: Write the proportion equation
348,565.94 : 522,837.97 = 191,779.91 : x - Step 2: Convert to fraction form
348,565.94/522,837.97 = 191,779.91/x - Step 3: Cross multiply
348,565.94x = 522,837.97 × 191,779.91 - Step 4: Simplify right side
348,565.94x = 100,269,817,698.19 - Step 5: Solve for x
x = 100,269,817,698.19/348,565.94 - Step 6: Final answer
x = 287,663.84
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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.