Finding the Fourth Proportional to 592,398.24, 817,507.09 and 320,465.46
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Solution
The fourth proportional to 592,398.24, 817,507.09 and 320,465.46 is: 442,240.99
Step by Step Solution
- Step 1: Write the proportion equation
592,398.24 : 817,507.09 = 320,465.46 : x - Step 2: Convert to fraction form
592,398.24/817,507.09 = 320,465.46/x - Step 3: Cross multiply
592,398.24x = 817,507.09 × 320,465.46 - Step 4: Simplify right side
592,398.24x = 261,982,785,650.11 - Step 5: Solve for x
x = 261,982,785,650.11/592,398.24 - Step 6: Final answer
x = 442,240.99
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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.