Finding the Fourth Proportional to 616,852.80, 924,415.20 and 490,708.80
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Solution
The fourth proportional to 616,852.80, 924,415.20 and 490,708.80 is: 735,375.88
Step by Step Solution
- Step 1: Write the proportion equation
616,852.80 : 924,415.20 = 490,708.80 : x - Step 2: Convert to fraction form
616,852.80/924,415.20 = 490,708.80/x - Step 3: Cross multiply
616,852.80x = 924,415.20 × 490,708.80 - Step 4: Simplify right side
616,852.80x = 453,618,673,493.76 - Step 5: Solve for x
x = 453,618,673,493.76/616,852.80 - Step 6: Final answer
x = 735,375.88
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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.