Finding the Fourth Proportional to 488,425.19, 732,047.28 and 251,638.70
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Solution
The fourth proportional to 488,425.19, 732,047.28 and 251,638.70 is: 377,153.82
Step by Step Solution
- Step 1: Write the proportion equation
488,425.19 : 732,047.28 = 251,638.70 : x - Step 2: Convert to fraction form
488,425.19/732,047.28 = 251,638.70/x - Step 3: Cross multiply
488,425.19x = 732,047.28 × 251,638.70 - Step 4: Simplify right side
488,425.19x = 184,211,425,877.74 - Step 5: Solve for x
x = 184,211,425,877.74/488,425.19 - Step 6: Final answer
x = 377,153.82
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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.