Finding the Fourth Proportional to 999,430.44, 1,496,743.18 and 571,669.80
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Solution
The fourth proportional to 999,430.44, 1,496,743.18 and 571,669.80 is: 856,130.49
Step by Step Solution
- Step 1: Write the proportion equation
999,430.44 : 1,496,743.18 = 571,669.80 : x - Step 2: Convert to fraction form
999,430.44/1,496,743.18 = 571,669.80/x - Step 3: Cross multiply
999,430.44x = 1,496,743.18 × 571,669.80 - Step 4: Simplify right side
999,430.44x = 855,642,874,361.96 - Step 5: Solve for x
x = 855,642,874,361.96/999,430.44 - Step 6: Final answer
x = 856,130.49
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.