Finding the Fourth Proportional to 778,603.08, 1,167,803.64 and 246,177.84
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Solution
The fourth proportional to 778,603.08, 1,167,803.64 and 246,177.84 is: 369,234.83
Step by Step Solution
- Step 1: Write the proportion equation
778,603.08 : 1,167,803.64 = 246,177.84 : x - Step 2: Convert to fraction form
778,603.08/1,167,803.64 = 246,177.84/x - Step 3: Cross multiply
778,603.08x = 1,167,803.64 × 246,177.84 - Step 4: Simplify right side
778,603.08x = 287,487,377,639.34 - Step 5: Solve for x
x = 287,487,377,639.34/778,603.08 - Step 6: Final answer
x = 369,234.83
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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.