Finding the Fourth Proportional to 999,203.90, 1,378,898.99 and 563,619.79
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Solution
The fourth proportional to 999,203.90, 1,378,898.99 and 563,619.79 is: 777,793.96
Step by Step Solution
- Step 1: Write the proportion equation
999,203.90 : 1,378,898.99 = 563,619.79 : x - Step 2: Convert to fraction form
999,203.90/1,378,898.99 = 563,619.79/x - Step 3: Cross multiply
999,203.90x = 1,378,898.99 × 563,619.79 - Step 4: Simplify right side
999,203.90x = 777,174,759,175.01 - Step 5: Solve for x
x = 777,174,759,175.01/999,203.90 - Step 6: Final answer
x = 777,793.96
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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.