Finding the Fourth Proportional to 571,961.49, 857,947.12 and 145,497.68
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Solution
The fourth proportional to 571,961.49, 857,947.12 and 145,497.68 is: 218,247.76
Step by Step Solution
- Step 1: Write the proportion equation
571,961.49 : 857,947.12 = 145,497.68 : x - Step 2: Convert to fraction form
571,961.49/857,947.12 = 145,497.68/x - Step 3: Cross multiply
571,961.49x = 857,947.12 × 145,497.68 - Step 4: Simplify right side
571,961.49x = 124,829,315,522.68 - Step 5: Solve for x
x = 124,829,315,522.68/571,961.49 - Step 6: Final answer
x = 218,247.76
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.