Finding the Fourth Proportional to 592,646.99, 817,852.79 and 320,714.87
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Solution
The fourth proportional to 592,646.99, 817,852.79 and 320,714.87 is: 442,586.48
Step by Step Solution
- Step 1: Write the proportion equation
592,646.99 : 817,852.79 = 320,714.87 : x - Step 2: Convert to fraction form
592,646.99/817,852.79 = 320,714.87/x - Step 3: Cross multiply
592,646.99x = 817,852.79 × 320,714.87 - Step 4: Simplify right side
592,646.99x = 262,297,545,531.15 - Step 5: Solve for x
x = 262,297,545,531.15/592,646.99 - Step 6: Final answer
x = 442,586.48
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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.