Finding the Fourth Proportional to 669,026.58, 924,022.94 and 440,604.96
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Solution
The fourth proportional to 669,026.58, 924,022.94 and 440,604.96 is: 608,539.48
Step by Step Solution
- Step 1: Write the proportion equation
669,026.58 : 924,022.94 = 440,604.96 : x - Step 2: Convert to fraction form
669,026.58/924,022.94 = 440,604.96/x - Step 3: Cross multiply
669,026.58x = 924,022.94 × 440,604.96 - Step 4: Simplify right side
669,026.58x = 407,129,088,314.76 - Step 5: Solve for x
x = 407,129,088,314.76/669,026.58 - Step 6: Final answer
x = 608,539.48
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.