Finding the Fourth Proportional to 581,676.80, 872,572.80 and 202,539.20
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Solution
The fourth proportional to 581,676.80, 872,572.80 and 202,539.20 is: 303,828.86
Step by Step Solution
- Step 1: Write the proportion equation
581,676.80 : 872,572.80 = 202,539.20 : x - Step 2: Convert to fraction form
581,676.80/872,572.80 = 202,539.20/x - Step 3: Cross multiply
581,676.80x = 872,572.80 × 202,539.20 - Step 4: Simplify right side
581,676.80x = 176,730,196,853.76 - Step 5: Solve for x
x = 176,730,196,853.76/581,676.80 - Step 6: Final answer
x = 303,828.86
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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.