Finding the Fourth Proportional to 260,847.84, 391,349.76 and 149,962.08
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Solution
The fourth proportional to 260,847.84, 391,349.76 and 149,962.08 is: 224,987.96
Step by Step Solution
- Step 1: Write the proportion equation
260,847.84 : 391,349.76 = 149,962.08 : x - Step 2: Convert to fraction form
260,847.84/391,349.76 = 149,962.08/x - Step 3: Cross multiply
260,847.84x = 391,349.76 × 149,962.08 - Step 4: Simplify right side
260,847.84x = 58,687,624,017.10 - Step 5: Solve for x
x = 58,687,624,017.10/260,847.84 - Step 6: Final answer
x = 224,987.96
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.