Finding the Fourth Proportional to 592,297.74, 817,370.94 and 320,365.65
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Solution
The fourth proportional to 592,297.74, 817,370.94 and 320,365.65 is: 442,104.63
Step by Step Solution
- Step 1: Write the proportion equation
592,297.74 : 817,370.94 = 320,365.65 : x - Step 2: Convert to fraction form
592,297.74/817,370.94 = 320,365.65/x - Step 3: Cross multiply
592,297.74x = 817,370.94 × 320,365.65 - Step 4: Simplify right side
592,297.74x = 261,857,572,484.21 - Step 5: Solve for x
x = 261,857,572,484.21/592,297.74 - Step 6: Final answer
x = 442,104.63
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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.