Finding the Fourth Proportional to 432,832.08, 649,317.88 and 133,312.56
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Solution
The fourth proportional to 432,832.08, 649,317.88 and 133,312.56 is: 199,990.33
Step by Step Solution
- Step 1: Write the proportion equation
432,832.08 : 649,317.88 = 133,312.56 : x - Step 2: Convert to fraction form
432,832.08/649,317.88 = 133,312.56/x - Step 3: Cross multiply
432,832.08x = 649,317.88 × 133,312.56 - Step 4: Simplify right side
432,832.08x = 86,562,228,836.57 - Step 5: Solve for x
x = 86,562,228,836.57/432,832.08 - Step 6: Final answer
x = 199,990.33
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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.