Finding the Fourth Proportional to 558,232.84, 770,344.86 and 316,537.48
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Solution
The fourth proportional to 558,232.84, 770,344.86 and 316,537.48 is: 436,812.39
Step by Step Solution
- Step 1: Write the proportion equation
558,232.84 : 770,344.86 = 316,537.48 : x - Step 2: Convert to fraction form
558,232.84/770,344.86 = 316,537.48/x - Step 3: Cross multiply
558,232.84x = 770,344.86 × 316,537.48 - Step 4: Simplify right side
558,232.84x = 243,843,020,715.35 - Step 5: Solve for x
x = 243,843,020,715.35/558,232.84 - Step 6: Final answer
x = 436,812.39
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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.