Finding the Fourth Proportional to 587,718.20, 881,577.30 and 558,687.80
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Solution
The fourth proportional to 587,718.20, 881,577.30 and 558,687.80 is: 838,031.70
Step by Step Solution
- Step 1: Write the proportion equation
587,718.20 : 881,577.30 = 558,687.80 : x - Step 2: Convert to fraction form
587,718.20/881,577.30 = 558,687.80/x - Step 3: Cross multiply
587,718.20x = 881,577.30 × 558,687.80 - Step 4: Simplify right side
587,718.20x = 492,526,482,266.94 - Step 5: Solve for x
x = 492,526,482,266.94/587,718.20 - Step 6: Final answer
x = 838,031.70
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.