Finding the Fourth Proportional to 569,170.24, 785,457.36 and 311,052.32
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Solution
The fourth proportional to 569,170.24, 785,457.36 and 311,052.32 is: 429,253.53
Step by Step Solution
- Step 1: Write the proportion equation
569,170.24 : 785,457.36 = 311,052.32 : x - Step 2: Convert to fraction form
569,170.24/785,457.36 = 311,052.32/x - Step 3: Cross multiply
569,170.24x = 785,457.36 × 311,052.32 - Step 4: Simplify right side
569,170.24x = 244,318,334,089.08 - Step 5: Solve for x
x = 244,318,334,089.08/569,170.24 - Step 6: Final answer
x = 429,253.53
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.