Finding the Fourth Proportional to 563,946.08, 778,245.78 and 305,822.96
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Solution
The fourth proportional to 563,946.08, 778,245.78 and 305,822.96 is: 422,035.79
Step by Step Solution
- Step 1: Write the proportion equation
563,946.08 : 778,245.78 = 305,822.96 : x - Step 2: Convert to fraction form
563,946.08/778,245.78 = 305,822.96/x - Step 3: Cross multiply
563,946.08x = 778,245.78 × 305,822.96 - Step 4: Simplify right side
563,946.08x = 238,005,428,047.11 - Step 5: Solve for x
x = 238,005,428,047.11/563,946.08 - Step 6: Final answer
x = 422,035.79
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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.