Finding the Fourth Proportional to 753,886.98, 1,040,372.08 and 409,722.93
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Solution
The fourth proportional to 753,886.98, 1,040,372.08 and 409,722.93 is: 565,422.02
Step by Step Solution
- Step 1: Write the proportion equation
753,886.98 : 1,040,372.08 = 409,722.93 : x - Step 2: Convert to fraction form
753,886.98/1,040,372.08 = 409,722.93/x - Step 3: Cross multiply
753,886.98x = 1,040,372.08 × 409,722.93 - Step 4: Simplify right side
753,886.98x = 426,264,296,907.79 - Step 5: Solve for x
x = 426,264,296,907.79/753,886.98 - Step 6: Final answer
x = 565,422.02
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.