Finding the Fourth Proportional to 592,444.80, 817,569.18 and 320,511.84
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Solution
The fourth proportional to 592,444.80, 817,569.18 and 320,511.84 is: 442,303.82
Step by Step Solution
- Step 1: Write the proportion equation
592,444.80 : 817,569.18 = 320,511.84 : x - Step 2: Convert to fraction form
592,444.80/817,569.18 = 320,511.84/x - Step 3: Cross multiply
592,444.80x = 817,569.18 × 320,511.84 - Step 4: Simplify right side
592,444.80x = 262,040,599,143.21 - Step 5: Solve for x
x = 262,040,599,143.21/592,444.80 - Step 6: Final answer
x = 442,303.82
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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.