Finding the Fourth Proportional to 616,238.11, 924,367.44 and 279,281.63
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Solution
The fourth proportional to 616,238.11, 924,367.44 and 279,281.63 is: 418,927.10
Step by Step Solution
- Step 1: Write the proportion equation
616,238.11 : 924,367.44 = 279,281.63 : x - Step 2: Convert to fraction form
616,238.11/924,367.44 = 279,281.63/x - Step 3: Cross multiply
616,238.11x = 924,367.44 × 279,281.63 - Step 4: Simplify right side
616,238.11x = 258,158,845,362.13 - Step 5: Solve for x
x = 258,158,845,362.13/616,238.11 - Step 6: Final answer
x = 418,927.10
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.