Finding the Fourth Proportional to 974,176.08, 1,344,305.07 and 538,567.35
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Solution
The fourth proportional to 974,176.08, 1,344,305.07 and 538,567.35 is: 743,190.92
Step by Step Solution
- Step 1: Write the proportion equation
974,176.08 : 1,344,305.07 = 538,567.35 : x - Step 2: Convert to fraction form
974,176.08/1,344,305.07 = 538,567.35/x - Step 3: Cross multiply
974,176.08x = 1,344,305.07 × 538,567.35 - Step 4: Simplify right side
974,176.08x = 723,998,819,141.47 - Step 5: Solve for x
x = 723,998,819,141.47/974,176.08 - Step 6: Final answer
x = 743,190.92
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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.