Finding the Fourth Proportional to 928,344.24, 1,390,153.05 and 611,841.60
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Solution
The fourth proportional to 928,344.24, 1,390,153.05 and 611,841.60 is: 916,204.82
Step by Step Solution
- Step 1: Write the proportion equation
928,344.24 : 1,390,153.05 = 611,841.60 : x - Step 2: Convert to fraction form
928,344.24/1,390,153.05 = 611,841.60/x - Step 3: Cross multiply
928,344.24x = 1,390,153.05 × 611,841.60 - Step 4: Simplify right side
928,344.24x = 850,553,466,356.88 - Step 5: Solve for x
x = 850,553,466,356.88/928,344.24 - Step 6: Final answer
x = 916,204.82
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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.