Finding the Fourth Proportional to 946,938.96, 1,306,767.98 and 517,219.38
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Solution
The fourth proportional to 946,938.96, 1,306,767.98 and 517,219.38 is: 713,758.49
Step by Step Solution
- Step 1: Write the proportion equation
946,938.96 : 1,306,767.98 = 517,219.38 : x - Step 2: Convert to fraction form
946,938.96/1,306,767.98 = 517,219.38/x - Step 3: Cross multiply
946,938.96x = 1,306,767.98 × 517,219.38 - Step 4: Simplify right side
946,938.96x = 675,885,724,419.45 - Step 5: Solve for x
x = 675,885,724,419.45/946,938.96 - Step 6: Final answer
x = 713,758.49
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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.