Finding the Fourth Proportional to 887,704.20, 1,330,462.80 and 603,394.20
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Solution
The fourth proportional to 887,704.20, 1,330,462.80 and 603,394.20 is: 904,348.02
Step by Step Solution
- Step 1: Write the proportion equation
887,704.20 : 1,330,462.80 = 603,394.20 : x - Step 2: Convert to fraction form
887,704.20/1,330,462.80 = 603,394.20/x - Step 3: Cross multiply
887,704.20x = 1,330,462.80 × 603,394.20 - Step 4: Simplify right side
887,704.20x = 802,793,536,835.76 - Step 5: Solve for x
x = 802,793,536,835.76/887,704.20 - Step 6: Final answer
x = 904,348.02
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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.