Finding the Fourth Proportional to 808,052.01, 1,115,118.96 and 445,488.63
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Solution
The fourth proportional to 808,052.01, 1,115,118.96 and 445,488.63 is: 614,778.27
Step by Step Solution
- Step 1: Write the proportion equation
808,052.01 : 1,115,118.96 = 445,488.63 : x - Step 2: Convert to fraction form
808,052.01/1,115,118.96 = 445,488.63/x - Step 3: Cross multiply
808,052.01x = 1,115,118.96 × 445,488.63 - Step 4: Simplify right side
808,052.01x = 496,772,817,777.43 - Step 5: Solve for x
x = 496,772,817,777.43/808,052.01 - Step 6: Final answer
x = 614,778.27
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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.