Finding the Fourth Proportional to 502,767.84, 693,623.30 and 287,793.02
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Solution
The fourth proportional to 502,767.84, 693,623.30 and 287,793.02 is: 397,041.99
Step by Step Solution
- Step 1: Write the proportion equation
502,767.84 : 693,623.30 = 287,793.02 : x - Step 2: Convert to fraction form
502,767.84/693,623.30 = 287,793.02/x - Step 3: Cross multiply
502,767.84x = 693,623.30 × 287,793.02 - Step 4: Simplify right side
502,767.84x = 199,619,944,249.37 - Step 5: Solve for x
x = 199,619,944,249.37/502,767.84 - Step 6: Final answer
x = 397,041.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.