Finding the Fourth Proportional to 558,159.53, 770,195.99 and 316,393.97
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Solution
The fourth proportional to 558,159.53, 770,195.99 and 316,393.97 is: 436,587.31
Step by Step Solution
- Step 1: Write the proportion equation
558,159.53 : 770,195.99 = 316,393.97 : x - Step 2: Convert to fraction form
558,159.53/770,195.99 = 316,393.97/x - Step 3: Cross multiply
558,159.53x = 770,195.99 × 316,393.97 - Step 4: Simplify right side
558,159.53x = 243,685,363,894.19 - Step 5: Solve for x
x = 243,685,363,894.19/558,159.53 - Step 6: Final answer
x = 436,587.31
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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.