Finding the Fourth Proportional to 778,582.08, 1,167,772.14 and 246,156.84
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Solution
The fourth proportional to 778,582.08, 1,167,772.14 and 246,156.84 is: 369,203.33
Step by Step Solution
- Step 1: Write the proportion equation
778,582.08 : 1,167,772.14 = 246,156.84 : x - Step 2: Convert to fraction form
778,582.08/1,167,772.14 = 246,156.84/x - Step 3: Cross multiply
778,582.08x = 1,167,772.14 × 246,156.84 - Step 4: Simplify right side
778,582.08x = 287,455,099,822.44 - Step 5: Solve for x
x = 287,455,099,822.44/778,582.08 - Step 6: Final answer
x = 369,203.33
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.