Finding the Fourth Proportional to 834,658.08, 1,251,967.68 and 455,947.44
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Solution
The fourth proportional to 834,658.08, 1,251,967.68 and 455,947.44 is: 683,910.54
Step by Step Solution
- Step 1: Write the proportion equation
834,658.08 : 1,251,967.68 = 455,947.44 : x - Step 2: Convert to fraction form
834,658.08/1,251,967.68 = 455,947.44/x - Step 3: Cross multiply
834,658.08x = 1,251,967.68 × 455,947.44 - Step 4: Simplify right side
834,658.08x = 570,831,458,658.74 - Step 5: Solve for x
x = 570,831,458,658.74/834,658.08 - Step 6: Final answer
x = 683,910.54
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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.