Finding the Fourth Proportional to 963,603.70, 1,445,405.55 and 904,554.70
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Solution
The fourth proportional to 963,603.70, 1,445,405.55 and 904,554.70 is: 1,356,832.05
Step by Step Solution
- Step 1: Write the proportion equation
963,603.70 : 1,445,405.55 = 904,554.70 : x - Step 2: Convert to fraction form
963,603.70/1,445,405.55 = 904,554.70/x - Step 3: Cross multiply
963,603.70x = 1,445,405.55 × 904,554.70 - Step 4: Simplify right side
963,603.70x = 1,307,448,383,658.59 - Step 5: Solve for x
x = 1,307,448,383,658.59/963,603.70 - Step 6: Final answer
x = 1,356,832.05
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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.