Finding the Fourth Proportional to 435,482.40, 653,223.66 and 135,988.62
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Solution
The fourth proportional to 435,482.40, 653,223.66 and 135,988.62 is: 203,982.95
Step by Step Solution
- Step 1: Write the proportion equation
435,482.40 : 653,223.66 = 135,988.62 : x - Step 2: Convert to fraction form
435,482.40/653,223.66 = 135,988.62/x - Step 3: Cross multiply
435,482.40x = 653,223.66 × 135,988.62 - Step 4: Simplify right side
435,482.40x = 88,830,984,074.75 - Step 5: Solve for x
x = 88,830,984,074.75/435,482.40 - Step 6: Final answer
x = 203,982.95
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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.