Finding the Fourth Proportional to 348,727.08, 523,290.18 and 135,467.36
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Solution
The fourth proportional to 348,727.08, 523,290.18 and 135,467.36 is: 203,278.55
Step by Step Solution
- Step 1: Write the proportion equation
348,727.08 : 523,290.18 = 135,467.36 : x - Step 2: Convert to fraction form
348,727.08/523,290.18 = 135,467.36/x - Step 3: Cross multiply
348,727.08x = 523,290.18 × 135,467.36 - Step 4: Simplify right side
348,727.08x = 70,888,736,582.07 - Step 5: Solve for x
x = 70,888,736,582.07/348,727.08 - Step 6: Final answer
x = 203,278.55
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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.