Finding the Fourth Proportional to 785,372.94, 1,083,750.84 and 441,190.17
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Solution
The fourth proportional to 785,372.94, 1,083,750.84 and 441,190.17 is: 608,806.58
Step by Step Solution
- Step 1: Write the proportion equation
785,372.94 : 1,083,750.84 = 441,190.17 : x - Step 2: Convert to fraction form
785,372.94/1,083,750.84 = 441,190.17/x - Step 3: Cross multiply
785,372.94x = 1,083,750.84 × 441,190.17 - Step 4: Simplify right side
785,372.94x = 478,140,217,337.24 - Step 5: Solve for x
x = 478,140,217,337.24/785,372.94 - Step 6: Final answer
x = 608,806.58
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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.