Finding the Fourth Proportional to 963,910.77, 1,446,263.16 and 423,889.44
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Solution
The fourth proportional to 963,910.77, 1,446,263.16 and 423,889.44 is: 636,008.75
Step by Step Solution
- Step 1: Write the proportion equation
963,910.77 : 1,446,263.16 = 423,889.44 : x - Step 2: Convert to fraction form
963,910.77/1,446,263.16 = 423,889.44/x - Step 3: Cross multiply
963,910.77x = 1,446,263.16 × 423,889.44 - Step 4: Simplify right side
963,910.77x = 613,055,680,985.03 - Step 5: Solve for x
x = 613,055,680,985.03/963,910.77 - Step 6: Final answer
x = 636,008.75
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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.