Finding the Fourth Proportional to 999,202.90, 1,378,897.61 and 563,618.79
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Solution
The fourth proportional to 999,202.90, 1,378,897.61 and 563,618.79 is: 777,792.58
Step by Step Solution
- Step 1: Write the proportion equation
999,202.90 : 1,378,897.61 = 563,618.79 : x - Step 2: Convert to fraction form
999,202.90/1,378,897.61 = 563,618.79/x - Step 3: Cross multiply
999,202.90x = 1,378,897.61 × 563,618.79 - Step 4: Simplify right side
999,202.90x = 777,172,603,306.22 - Step 5: Solve for x
x = 777,172,603,306.22/999,202.90 - Step 6: Final answer
x = 777,792.58
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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.