Finding the Fourth Proportional to 583,844.20, 805,703.70 and 329,193.88
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Solution
The fourth proportional to 583,844.20, 805,703.70 and 329,193.88 is: 454,286.82
Step by Step Solution
- Step 1: Write the proportion equation
583,844.20 : 805,703.70 = 329,193.88 : x - Step 2: Convert to fraction form
583,844.20/805,703.70 = 329,193.88/x - Step 3: Cross multiply
583,844.20x = 805,703.70 × 329,193.88 - Step 4: Simplify right side
583,844.20x = 265,232,727,133.36 - Step 5: Solve for x
x = 265,232,727,133.36/583,844.20 - Step 6: Final answer
x = 454,286.82
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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.