Finding the Fourth Proportional to 583,237.44, 804,844.80 and 328,639.68
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Solution
The fourth proportional to 583,237.44, 804,844.80 and 328,639.68 is: 453,509.87
Step by Step Solution
- Step 1: Write the proportion equation
583,237.44 : 804,844.80 = 328,639.68 : x - Step 2: Convert to fraction form
583,237.44/804,844.80 = 328,639.68/x - Step 3: Cross multiply
583,237.44x = 804,844.80 × 328,639.68 - Step 4: Simplify right side
583,237.44x = 264,503,937,521.66 - Step 5: Solve for x
x = 264,503,937,521.66/583,237.44 - Step 6: Final answer
x = 453,509.87
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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.