Finding the Fourth Proportional to 564,113.73, 778,497.17 and 309,472.41
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Solution
The fourth proportional to 564,113.73, 778,497.17 and 309,472.41 is: 427,083.02
Step by Step Solution
- Step 1: Write the proportion equation
564,113.73 : 778,497.17 = 309,472.41 : x - Step 2: Convert to fraction form
564,113.73/778,497.17 = 309,472.41/x - Step 3: Cross multiply
564,113.73x = 778,497.17 × 309,472.41 - Step 4: Simplify right side
564,113.73x = 240,923,395,378.08 - Step 5: Solve for x
x = 240,923,395,378.08/564,113.73 - Step 6: Final answer
x = 427,083.02
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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.