Finding the Fourth Proportional to 583,523.08, 805,261.98 and 315,251.08
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Solution
The fourth proportional to 583,523.08, 805,261.98 and 315,251.08 is: 435,046.56
Step by Step Solution
- Step 1: Write the proportion equation
583,523.08 : 805,261.98 = 315,251.08 : x - Step 2: Convert to fraction form
583,523.08/805,261.98 = 315,251.08/x - Step 3: Cross multiply
583,523.08x = 805,261.98 × 315,251.08 - Step 4: Simplify right side
583,523.08x = 253,859,708,877.94 - Step 5: Solve for x
x = 253,859,708,877.94/583,523.08 - Step 6: Final answer
x = 435,046.56
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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.