Finding the Fourth Proportional to 888,591.84, 1,226,226.24 and 506,741.52
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Solution
The fourth proportional to 888,591.84, 1,226,226.24 and 506,741.52 is: 699,285.90
Step by Step Solution
- Step 1: Write the proportion equation
888,591.84 : 1,226,226.24 = 506,741.52 : x - Step 2: Convert to fraction form
888,591.84/1,226,226.24 = 506,741.52/x - Step 3: Cross multiply
888,591.84x = 1,226,226.24 × 506,741.52 - Step 4: Simplify right side
888,591.84x = 621,379,748,721.49 - Step 5: Solve for x
x = 621,379,748,721.49/888,591.84 - Step 6: Final answer
x = 699,285.90
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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.