Finding the Fourth Proportional to 842,737.16, 1,162,692.42 and 479,903.74
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Solution
The fourth proportional to 842,737.16, 1,162,692.42 and 479,903.74 is: 662,104.94
Step by Step Solution
- Step 1: Write the proportion equation
842,737.16 : 1,162,692.42 = 479,903.74 : x - Step 2: Convert to fraction form
842,737.16/1,162,692.42 = 479,903.74/x - Step 3: Cross multiply
842,737.16x = 1,162,692.42 × 479,903.74 - Step 4: Simplify right side
842,737.16x = 557,980,440,827.65 - Step 5: Solve for x
x = 557,980,440,827.65/842,737.16 - Step 6: Final answer
x = 662,104.94
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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.