Finding the Fourth Proportional to 800,801.34, 1,106,306.14 and 525,811.58
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Solution
The fourth proportional to 800,801.34, 1,106,306.14 and 525,811.58 is: 726,408.10
Step by Step Solution
- Step 1: Write the proportion equation
800,801.34 : 1,106,306.14 = 525,811.58 : x - Step 2: Convert to fraction form
800,801.34/1,106,306.14 = 525,811.58/x - Step 3: Cross multiply
800,801.34x = 1,106,306.14 × 525,811.58 - Step 4: Simplify right side
800,801.34x = 581,708,579,437.10 - Step 5: Solve for x
x = 581,708,579,437.10/800,801.34 - Step 6: Final answer
x = 726,408.10
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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.